#denialofservice — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #denialofservice, aggregated by home.social.
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Citrix NetScaler Flaw Exposes Pre-Auth Path to Shellcode Execution
A critical flaw in Citrix NetScaler appliances, tracked as CVE-2026-88772, has been patched after being exploited in the wild, allowing for remote code execution or denial-of-service attacks. This severe vulnerability, with a CVSS score of 9.5, was caused by a memory overflow in Datagram Transport Layer Security…
#Cve202688772 #CitrixNetscaler #RemoteCodeExecution #Denialofservice #MemoryOverflow
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CISA issued ICSA-26-272-04 for CVE-2026-96274, an uncaught-exception flaw in Baicells Nova 430H eNodeB (pBS3101SH). It can be triggered from radio range to disrupt cellular service, exposing small-cell deployments to remote DoS. Operators should review affected BaiBLQ versions and apply CISA guidance. #Baicells #TelecomSecurity #DenialOfService
https://cyberworldops.eu/en/radio-range-flaw-can-disrupt-baicells-nova-430h-cellular-service
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CISA issued ICSA-26-272-04 for CVE-2026-96274, an uncaught-exception flaw in Baicells Nova 430H eNodeB (pBS3101SH). It can be triggered from radio range to disrupt cellular service, exposing small-cell deployments to remote DoS. Operators should review affected BaiBLQ versions and apply CISA guidance. #Baicells #TelecomSecurity #DenialOfService
https://cyberworldops.eu/en/radio-range-flaw-can-disrupt-baicells-nova-430h-cellular-service
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CISA issued ICSA-26-272-04 for CVE-2026-96274, an uncaught-exception flaw in Baicells Nova 430H eNodeB (pBS3101SH). It can be triggered from radio range to disrupt cellular service, exposing small-cell deployments to remote DoS. Operators should review affected BaiBLQ versions and apply CISA guidance. #Baicells #TelecomSecurity #DenialOfService
https://cyberworldops.eu/en/radio-range-flaw-can-disrupt-baicells-nova-430h-cellular-service
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📡🎓 Oh no, the University of Wisconsin campus was drowned in a tsunami of packets because some genius decided their routers should never sleep! Who knew asking for the time could turn into the world's lamest denial-of-service attack? #Netgear is now sending an #SOS 🚨 to their own devices—spoiler alert: they don't have a watch. 🕰️🤦♂️
https://pages.cs.wisc.edu/~plonka/netgear-sntp/ #UniversityOfWisconsin #NetworkFail #DenialOfService #PacketTsunami #HackerNews #ngated -
📡🎓 Oh no, the University of Wisconsin campus was drowned in a tsunami of packets because some genius decided their routers should never sleep! Who knew asking for the time could turn into the world's lamest denial-of-service attack? #Netgear is now sending an #SOS 🚨 to their own devices—spoiler alert: they don't have a watch. 🕰️🤦♂️
https://pages.cs.wisc.edu/~plonka/netgear-sntp/ #UniversityOfWisconsin #NetworkFail #DenialOfService #PacketTsunami #HackerNews #ngated -
📡🎓 Oh no, the University of Wisconsin campus was drowned in a tsunami of packets because some genius decided their routers should never sleep! Who knew asking for the time could turn into the world's lamest denial-of-service attack? #Netgear is now sending an #SOS 🚨 to their own devices—spoiler alert: they don't have a watch. 🕰️🤦♂️
https://pages.cs.wisc.edu/~plonka/netgear-sntp/ #UniversityOfWisconsin #NetworkFail #DenialOfService #PacketTsunami #HackerNews #ngated -
📡🎓 Oh no, the University of Wisconsin campus was drowned in a tsunami of packets because some genius decided their routers should never sleep! Who knew asking for the time could turn into the world's lamest denial-of-service attack? #Netgear is now sending an #SOS 🚨 to their own devices—spoiler alert: they don't have a watch. 🕰️🤦♂️
https://pages.cs.wisc.edu/~plonka/netgear-sntp/ #UniversityOfWisconsin #NetworkFail #DenialOfService #PacketTsunami #HackerNews #ngated -
MongoDB fixed 24 MongoDB Server vulnerabilities, including a critical auth bypass (CVE-2026-82067) and unauthenticated denial of service flaws. Patch now.
#MongoDB #Vulnerability #CVE #DatabaseSecurity #DenialOfService #InfoSec #PatchNow #CyberSecurity #MongoDBServer #AppSec
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MongoDB fixed 24 MongoDB Server vulnerabilities, including a critical auth bypass (CVE-2026-82067) and unauthenticated denial of service flaws. Patch now.
#MongoDB #Vulnerability #CVE #DatabaseSecurity #DenialOfService #InfoSec #PatchNow #CyberSecurity #MongoDBServer #AppSec
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MongoDB fixed 24 MongoDB Server vulnerabilities, including a critical auth bypass (CVE-2026-82067) and unauthenticated denial of service flaws. Patch now.
#MongoDB #Vulnerability #CVE #DatabaseSecurity #DenialOfService #InfoSec #PatchNow #CyberSecurity #MongoDBServer #AppSec
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Apache Tomcat fixed 11 vulnerabilities on August 25, 2026, including auth bypass (CVE-2026-68569) and HTTP/2 DoS flaws. Update to 11.0.25 now.
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Apache Tomcat fixed 11 vulnerabilities on August 25, 2026, including auth bypass (CVE-2026-68569) and HTTP/2 DoS flaws. Update to 11.0.25 now.
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Apache Tomcat fixed 11 vulnerabilities on August 25, 2026, including auth bypass (CVE-2026-68569) and HTTP/2 DoS flaws. Update to 11.0.25 now.
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The August 2026 OpenSSL security update fixes 9 flaws, including a QUIC double free (CVE-2026-18798) and a CMS heap overflow. Patch now.
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The August 2026 OpenSSL security update fixes 9 flaws, including a QUIC double free (CVE-2026-18798) and a CMS heap overflow. Patch now.
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NVIDIA Triton vulnerability CVE-2026-47627 scores CVSS 9.8. Learn how the denial of service flaw works and why you must update to version 26.06 now.
#NVIDIA #TritonInferenceServer #CVE202647627 #DenialOfService #AIsecurity #CVSS
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Cisco confirmed active exploitation of CVE-2026-20349, a high-severity flaw (CVSS 8.6) in ASA and FTD firewalls. Insufficient error handling in HTTP processing allows an unauthenticated remote attacker to trigger a device reboot via the Remote Access SSL VPN service, resulting in denial of service.
#CVE202620349 #CiscoASA #FirewallSecurity #DenialOfService
https://cyberworldops.eu/en/cisco-asa-and-ftd-actively-exploited-vulnerability-can-restart
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Cisco confirmed active exploitation of CVE-2026-20349, a high-severity flaw (CVSS 8.6) in ASA and FTD firewalls. Insufficient error handling in HTTP processing allows an unauthenticated remote attacker to trigger a device reboot via the Remote Access SSL VPN service, resulting in denial of service.
#CVE202620349 #CiscoASA #FirewallSecurity #DenialOfService
https://cyberworldops.eu/en/cisco-asa-and-ftd-actively-exploited-vulnerability-can-restart
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[ Blog ] VMware #vCenter vulnerability CVE-2025-41241
A denial of service vulnerability, identified as CVE-2025-41241, has been discovered within VMware vCenter.
Broadcom has evaluated this issue as having a moderate severity rating, with a CVSSv3 base score of 4.4. While this isn't a high-severity critical flaw, it's still an issue that could lead http://rviv.ly/iHTpuX #CVE #denialofservice #securityadvisory
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[ Blog ] VMware #vCenter vulnerability CVE-2025-41241
A denial of service vulnerability, identified as CVE-2025-41241, has been discovered within VMware vCenter.
Broadcom has evaluated this issue as having a moderate severity rating, with a CVSSv3 base score of 4.4. While this isn't a high-severity critical flaw, it's still an issue that could lead http://rviv.ly/iHTpuX #CVE #denialofservice #securityadvisory
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MongoDB patched 27 vulnerabilities across Server and Compass. The set includes memory corruption, RBAC bypass, and denial-of-service flaws. Update now.
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MongoDB patched 27 vulnerabilities across Server and Compass. The set includes memory corruption, RBAC bypass, and denial-of-service flaws. Update now.
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[ Blog ] VMware #vCenter vulnerability CVE-2025-41241
A denial of service vulnerability, identified as CVE-2025-41241, has been discovered within VMware vCenter.
Broadcom has evaluated this issue as having a moderate severity rating, with a CVSSv3 base score of 4.4. While this isn't a high-severity critical flaw, it's still an issue that could lead http://rviv.ly/iHTpuX #CVE #denialofservice #securityadvisory
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An HTTP/2 DoS vulnerability lets unauthenticated attackers exhaust server memory via stalled flow control. CVE-2026-59762 and CVE-2026-59173 are patched.
#HTTP2 #DoS #DenialOfService #CVE202659762 #CVE202659173 #FlowControl #InfoSec #PatchNow
http://securityonline.info/http2-dos-vulnerability/?utm_source=mastodon&utm_medium=jetpack_social
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An HTTP/2 DoS vulnerability lets unauthenticated attackers exhaust server memory via stalled flow control. CVE-2026-59762 and CVE-2026-59173 are patched.
#HTTP2 #DoS #DenialOfService #CVE202659762 #CVE202659173 #FlowControl #InfoSec #PatchNow
http://securityonline.info/http2-dos-vulnerability/?utm_source=mastodon&utm_medium=jetpack_social
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[ Blog ] VMware #vCenter vulnerability CVE-2025-41241
A denial of service vulnerability, identified as CVE-2025-41241, has been discovered within VMware vCenter.
Broadcom has evaluated this issue as having a moderate severity rating, with a CVSSv3 base score of 4.4. While this isn't a high-severity critical flaw, it's still an issue that could lead http://rviv.ly/iHTpuX #CVE #denialofservice #securityadvisory
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[ Blog ] VMware #vCenter vulnerability CVE-2025-41241
A denial of service vulnerability, identified as CVE-2025-41241, has been discovered within VMware vCenter.
Broadcom has evaluated this issue as having a moderate severity rating, with a CVSSv3 base score of 4.4. While this isn't a high-severity critical flaw, it's still an issue that could lead http://rviv.ly/iHTpuX #CVE #denialofservice #securityadvisory
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[ Blog ] VMware #vCenter vulnerability CVE-2025-41241
A denial of service vulnerability, identified as CVE-2025-41241, has been discovered within VMware vCenter.
Broadcom has evaluated this issue as having a moderate severity rating, with a CVSSv3 base score of 4.4. While this isn't a high-severity critical flaw, it's still an issue that could lead http://rviv.ly/iHTpuX #CVE #denialofservice #securityadvisory
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Greenfield cyberattack disrupts internet in California community #DenialOfService #InternetOutage #California #GreenfieldCommunications #RanchoMurieta #SacramentoCounty https://dysruptionhub.com/greenfield-california-internet-cyberattack/
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Greenfield cyberattack disrupts internet in California community #DenialOfService #InternetOutage #California #GreenfieldCommunications #RanchoMurieta #SacramentoCounty https://dysruptionhub.com/greenfield-california-internet-cyberattack/
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DOS by CloudFlare
People pay for this. I find it an odd choice of disposing of money, but good for them.
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DOS by CloudFlare
People pay for this. I find it an odd choice of disposing of money, but good for them.
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[ Blog ] VMware #vCenter vulnerability CVE-2025-41241
A denial of service vulnerability, identified as CVE-2025-41241, has been discovered within VMware vCenter.
Broadcom has evaluated this issue as having a moderate severity rating, with a CVSSv3 base score of 4.4. While this isn't a high-severity critical flaw, it's still an issue that could lead http://rviv.ly/GqTV8p #CVE #denialofservice #securityadvisory
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[ Blog ] VMware #vCenter vulnerability CVE-2025-41241
A denial of service vulnerability, identified as CVE-2025-41241, has been discovered within VMware vCenter.
Broadcom has evaluated this issue as having a moderate severity rating, with a CVSSv3 base score of 4.4. While this isn't a high-severity critical flaw, it's still an issue that could lead http://rviv.ly/GqTV8p #CVE #denialofservice #securityadvisory
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Am I a target?
I keep getting traffic from the same server. It's a Hetzner Online server (supposedly) which has geodata linking it to the UAE. I've blocked the traffic, but I'm getting hella suspicious. Anyway I've been live monitoring all my traffic and I'm blocking anything that I think is even the tiniest bit sus.I'm not really thrilled to be blocking a hetzner IP, since there's so many mastodon servers hosted on hetzner IPs, but like if y'all can't fucking behave you're not welcome at the party. Love […] -
Am I a target?
I keep getting traffic from the same server. It's a Hetzner Online server (supposedly) which has geodata linking it to the UAE. I've blocked the traffic, but I'm getting hella suspicious. Anyway I've been live monitoring all my traffic and I'm blocking anything that I think is even the tiniest bit sus.I'm not really thrilled to be blocking a hetzner IP, since there's so many mastodon servers hosted on hetzner IPs, but like if y'all can't fucking behave you're not welcome at the party. Love […] -
[ Blog ] VMware #vCenter vulnerability CVE-2025-41241
A denial of service vulnerability, identified as CVE-2025-41241, has been discovered within VMware vCenter.
Broadcom has evaluated this issue as having a moderate severity rating, with a CVSSv3 base score of 4.4. While this isn't a high-severity critical flaw, it's still an issue that could lead http://rviv.ly/GqTV8p #CVE #denialofservice #securityadvisory
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Nine Apache ActiveMQ vulnerabilities allow denial of service and a temporary destination takeover (CVE-2026-54475). Upgrade to 6.2.7 now.
#ApacheActiveMQ #ActiveMQ #CVE202654475 #DenialOfService #OpenWire #STOMP #MessageBroker #Vulnerability
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Nine Apache ActiveMQ vulnerabilities allow denial of service and a temporary destination takeover (CVE-2026-54475). Upgrade to 6.2.7 now.
#ApacheActiveMQ #ActiveMQ #CVE202654475 #DenialOfService #OpenWire #STOMP #MessageBroker #Vulnerability
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Six NetScaler vulnerabilities allow denial of service, memory overreads, and an unauthenticated file read. Patch NetScaler ADC and Gateway now.
#NetScaler #NetScalerADC #NetScalerGateway #Citrix #CVE20268451 #DenialOfService #Vulnerability
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Six NetScaler vulnerabilities allow denial of service, memory overreads, and an unauthenticated file read. Patch NetScaler ADC and Gateway now.
#NetScaler #NetScalerADC #NetScalerGateway #Citrix #CVE20268451 #DenialOfService #Vulnerability
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Six NetScaler vulnerabilities allow denial of service, memory overreads, and an unauthenticated file read. Patch NetScaler ADC and Gateway now.
#NetScaler #NetScalerADC #NetScalerGateway #Citrix #CVE20268451 #DenialOfService #Vulnerability
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[ Blog ] VMware #vCenter vulnerability CVE-2025-41241
A denial of service vulnerability, identified as CVE-2025-41241, has been discovered within VMware vCenter.
Broadcom has evaluated this issue as having a moderate severity rating, with a CVSSv3 base score of 4.4. While this isn't a high-severity critical flaw, it's still an issue that could lead http://rviv.ly/GqTV8p #CVE #denialofservice #securityadvisory
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[ Blog ] VMware #vCenter vulnerability CVE-2025-41241
A denial of service vulnerability, identified as CVE-2025-41241, has been discovered within VMware vCenter.
Broadcom has evaluated this issue as having a moderate severity rating, with a CVSSv3 base score of 4.4. While this isn't a high-severity critical flaw, it's still an issue that could lead http://rviv.ly/GqTV8p #CVE #denialofservice #securityadvisory
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[ Blog ] VMware #vCenter vulnerability CVE-2025-41241
A denial of service vulnerability, identified as CVE-2025-41241, has been discovered within VMware vCenter.
Broadcom has evaluated this issue as having a moderate severity rating, with a CVSSv3 base score of 4.4. While this isn't a high-severity critical flaw, it's still an issue that could lead http://rviv.ly/GqTV8p #CVE #denialofservice #securityadvisory
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[ Blog ] VMware #vCenter vulnerability CVE-2025-41241
A denial of service vulnerability, identified as CVE-2025-41241, has been discovered within VMware vCenter.
Broadcom has evaluated this issue as having a moderate severity rating, with a CVSSv3 base score of 4.4. While this isn't a high-severity critical flaw, it's still an issue that could lead http://rviv.ly/GqTV8p #CVE #denialofservice #securityadvisory
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[ Blog ] VMware #vCenter vulnerability CVE-2025-41241
A denial of service vulnerability, identified as CVE-2025-41241, has been discovered within VMware vCenter.
Broadcom has evaluated this issue as having a moderate severity rating, with a CVSSv3 base score of 4.4. While this isn't a high-severity critical flaw, it's still an issue that could lead http://rviv.ly/GqTV8p #CVE #denialofservice #securityadvisory
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[ Blog ] VMware #vCenter vulnerability CVE-2025-41241
A denial of service vulnerability, identified as CVE-2025-41241, has been discovered within VMware vCenter.
Broadcom has evaluated this issue as having a moderate severity rating, with a CVSSv3 base score of 4.4. While this isn't a high-severity critical flaw, it's still an issue that could lead http://rviv.ly/GqTV8p #CVE #denialofservice #securityadvisory
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CISA Flags SolarWinds Serv-U Flaw as Actively Exploited
A critical flaw in SolarWinds Serv-U is being actively exploited, allowing attackers to crash the service with a specially crafted POST request - no authentication required. This denial-of-service vulnerability, tracked as CVE-2026-28318, can be triggered by a simple HTTP POST request with a malicious Content-Encoding header.
#Solarwinds #Servu #Cve202628318 #DenialOfService #Contentencoding
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Hackers Actively Exploit SolarWinds Serv-U Flaw to Crash Servers
SolarWinds has issued an emergency hotfix to address a critical flaw in its Serv-U file transfer product, which hackers are actively exploiting to crash servers with specially crafted POST requests. A denial-of-service vulnerability, tracked as CVE-2026-28318, can be triggered without authentication, posing a significant threat to…
#Cve202628318 #Solarwinds #Servu #DenialOfService #ManagedFileTransfer
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Codex Agent Uncovers Lethal HTTP/2 DoS Exploit
A home computer on a typical 100Mbps connection can cripple a vulnerable server in mere seconds with the HTTP/2 Bomb, a potent DoS exploit that combines two decade-old attack techniques. This devastating attack exhausts server memory by sending tiny, compressed HTTP/2 header fragments and holding connections open, taking the service offline.
#Http2DosExploit #DenialOfService #Hpack #Slowloris #Cve20166581
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HTTP/2 Bomb Attack Disrupts Web Servers in Seconds
A home computer on a typical 100Mbps connection can cripple a vulnerable server in mere seconds using a new technique called the HTTP/2 Bomb, which cleverly combines two known weaknesses in HTTP/2 server configurations. This potent attack can be unleashed quickly, leaving servers inaccessible.
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HTTP/2 Bomb Vulnerability Targets Major Web Servers with Remote DoS Exploit
A newly discovered HTTP/2 Bomb vulnerability can be exploited to launch a remote Denial of Service (DoS) attack on major web servers, taking advantage of a weakness in the default HTTP/2 configuration. This flaw cleverly combines a compression bomb and a Slowloris-style hold to target HPACK, HTTP/2's header-compression…
#Http2Bomb #DenialOfService #RemoteExploit #Vulnerability #WebServers
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GNU SASL <2.2.3 is vulnerable (CVE-2026-48829): HIGH severity NULL pointer dereference in DIGEST-MD5 can crash clients/servers (DoS risk). No patch yet — consider disabling DIGEST-MD5 for now. https://radar.offseq.com/threat/cve-2026-48829-cwe-476-null-pointer-dereference-in-e31bf97e #OffSeq #GNU #Vuln #DenialOfService
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GNU SASL <2.2.3 is vulnerable (CVE-2026-48829): HIGH severity NULL pointer dereference in DIGEST-MD5 can crash clients/servers (DoS risk). No patch yet — consider disabling DIGEST-MD5 for now. https://radar.offseq.com/threat/cve-2026-48829-cwe-476-null-pointer-dereference-in-e31bf97e #OffSeq #GNU #Vuln #DenialOfService
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NGINX Vulnerability Exposes Servers to DoS, Potential Code Execution
A critical vulnerability, CVE-2026-42945, has been lurking in NGINX's code for 18 years, exposing servers to potential DoS attacks and code execution - and affecting a staggering third of the top-ranked websites. This heap buffer overflow flaw, rated 9.2 in severity, is a wake-up call for NGINX users to take immediate action.
#Cve202642945 #Nginx #WebServer #HeapBufferOverflow #DenialOfService
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Cisco Discloses High-Severity DoS Flaw Requiring Manual Reboot
Beware: a high-severity flaw in Cisco's system could allow attackers to overwhelm your network, causing a manual reboot to regain control. This vulnerability can be exploited remotely with ease, putting your connection resources at risk of exhaustion and leaving you vulnerable to a denial-of-service condition.
#DenialOfService #Cisco #Cve202620188 #NetworkVulnerability #EmergingThreats
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Apache HTTP Server Flaw Enables DoS and Potential RCE Attacks
A critical flaw in the Apache HTTP Server, known as CVE-2026-23918, can be exploited to launch devastating denial-of-service (DoS) and potential remote code execution (RCE) attacks, putting your online security at risk. This high-severity bug has been patched in Apache HTTP Server version 2.4.67, so updating is crucial to prevent…
#ApacheHttpServer #Cve202623918 #DenialOfService #RemoteCodeExecution #Http2
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Kentwood, Michigan, schools say student malware disrupted Wi-Fi #Michigan #KentwoodPublicSchools #WiFi #Malware #DenialOfService #cybersecurity https://dysruptionhub.com/kentwood-school-wifi-disruption/