Tag: dos
-
Siemens SiPass Flaw Allows Remote Attackers to Cause DoS Conditions
Siemens has released a security advisory (SSA-041082) concerning a critical out-of-bounds read vulnerability, tracked as CVE-2022-31812, affecting all SiPass integrated versions before V2.95.3.18. The flaw, if exploited, could allow unauthenticated remote attackers to trigger a denial of service (DoS) condition, potentially disrupting access control operations for organizations relying on SiPass for physical security management. The…
-
Several GitLab Vulnerabilities Enable Attackers to Launch DoS Attacks
GitLab has issued critical security patches addressing 11 vulnerabilities across its Community Edition (CE) and Enterprise Edition (EE) platforms, with three high-risk flaws enabling denial-of-service (DoS) attacks dominating the threat landscape. The coordinated release of versions 18.0.1, 17.11.3, and 17.10.7 comes as the DevOps platform confronts multiple attack vectors that could destabilize systems through resource…
-
PowerDNS Vulnerability Allows Attackers to Trigger DoS Attacks Through Malicious TCP Connections
PowerDNS has released a critical security update to address a vulnerability in its DNSdist load balancer that could allow remote attackers to trigger denial of service attacks without authentication. The issue, tracked as CVE-2025-30193, was patched in version 1.9.10 released on May 20, 2025. Security researchers warn that organizations using DNSdist should apply this update…
-
Apache ActiveMQ Vulnerability Allows Attackers to Induce DoS Condition
Tags: apache, attack, cyber, dos, flaw, malicious, mitigation, open-source, service, software, vulnerabilityCritical vulnerability in Apache ActiveMQ (CVE-2024-XXXX) exposes brokers to denial-of-service (DoS) attacks by allowing malicious actors to exhaust system memory through specially crafted OpenWire commands. The flaw, tracked as AMQ-6596, affects multiple legacy versions of the widely used open-source messaging platform and has prompted urgent mitigation directives from the Apache Software Foundation. The vulnerability stems…
-
Cisco IOS Software SISF Vulnerability Could Enable Attackers to Launch DoS Attacks
Cisco has released security updates addressing a critical vulnerability in the Switch Integrated Security Features (SISF) of multiple software platforms that could allow unauthenticated attackers to cause denial of service (DoS) conditions. The vulnerability stems from incorrect handling of DHCPv6 packets and affects Cisco IOS Software, IOS XE Software, NX-OS Software, and Wireless LAN Controller…
-
React Router Vulnerabilities Allow Attackers to Spoof Content and Alter Values
The widely used React Router library, a critical navigation tool for React applications, has resolved two high-severity vulnerabilities (CVE-2025-43864 and CVE-2025-43865) that allowed attackers to spoof content, alter data values, and launch cache-poisoning attacks. Developers must update toreact-router v7.5.2immediately to mitigate risks. Key Vulnerabilities and Impacts 1.CVE-2025-43864: DoS via SPA Mode Cache Poisoning Attackers could…
-
Build your own antisocial writing rig with DOS and a $2 USB key
Tags: dosReg hack pines for simpler times, then tries to recapture them First seen on theregister.com Jump to article: www.theregister.com/2025/04/26/dos_distraction_free_writing/
-
Redis DoS Flaw Allows Attackers to Crash Servers or Drain Memory
A high-severity denial-of-service (DoS) vulnerability in Redis, tracked as CVE-2025-21605, allows unauthenticated attackers to crash servers or exhaust system memory by exploiting improperly limited output buffers. The flaw affects Redis versions 2.6 and newer, with patches now available in updates6.2.18,7.2.8, and7.4.3. How the Exploit Works The vulnerability stems from Redis’s default configuration, which imposes no limits…
-
GitLab Releases Critical Patch for XSS, DoS, and Account Takeover Bugs
GitLab, a leading DevOps platform, has released a critical security patch impacting both its Community (CE) and Enterprise (EE) editions, urging all self-managed users to update immediately. The new versions”, 17.11.1, 17.10.5, and 17.9.7″, address several high and medium-severity vulnerabilities, including cross-site scripting (XSS), denial of service (DoS), and account takeover threats. GitLab emphasizes the…
-
Incomplete patching leaves Nvidia, Docker exposed to DOS attacks
Mitigations include restricting Docker access: CVE-2024-0132 first received a fix in September 2024, which did not fully patch the flaw and left a patch bypass issue tracked as CVE-2025-23359. Nvidia fixed the bypass in February which Trend Micro believes to be lacking.The problem is that the fix, issued with the version 1.17.4 update, includes an…
-
Paragon Hard Disk Manager Flaw Enables Privilege Escalation and DoS Attacks
Tags: access, attack, cyber, cybersecurity, dos, exploit, flaw, microsoft, ransomware, service, software, vulnerabilityParagon Software’s widely used Hard Disk Manager (HDM) product line has been found to contain five severe vulnerabilities in its kernel-level driver, BioNTdrv.sys, enabling attackers to escalate privileges to SYSTEM-level access or trigger denial-of-service (DoS) attacks. The flaws, now patched, were actively exploited in ransomware campaigns leveraging Microsoft-signed drivers, according to cybersecurity researchers. Overview of the Vulnerabilities The…
-
PAN-OS DoS Vulnerability Allows Attackers to Force Repeated Firewall Reboots
A newly disclosed denial-of-service (DoS) vulnerability in Palo Alto Networks’ PAN-OS software enables attackers to force firewalls into repeated reboots using maliciously crafted packets. Tracked asCVE-2025-0128, the flaw impacts SCEP (Simple Certificate Enrollment Protocol) authentication and poses significant risks to unpatched systems. The vulnerability,CVE-2025-0128, enables unauthenticated attackers to disrupt network operations by sending a single…
-
Cisco AnyConnect VPN Server Vulnerability Allows Attackers to Trigger DoS
Cisco has disclosed a significant vulnerability in itsAnyConnect VPN Serverfor Meraki MX and Z Series devices, allowing authenticated attackers to triggerdenial-of-service (DoS)conditions. The flaw (CVE-2025-20212) stems from an uninitialized variable during SSL VPN session establishment and affects over 20 hardware models across enterprise networks. Vulnerability Overview Exploiting this bug requires valid VPN credentials. Attackers can…
-
Vulnerabilities Expose Cisco Meraki and ECE Products to DoS Attacks
Cisco fixes two high-severity denial-of-service vulnerabilities in Meraki devices and Enterprise Chat and Email. The post Vulnerabilities Expose Cisco Meraki and ECE Products to DoS Attacks appeared first on SecurityWeek. First seen on securityweek.com Jump to article: www.securityweek.com/vulnerabilities-expose-cisco-meraki-and-ece-products-to-dos-attacks/
-
Cisco Warns of Critical IOS XR Vulnerability Enabling DoS Attacks
Cisco has issued a security advisory warning of a vulnerability in its IOS XR Software that could allow attackers to launch denial-of-service (DoS) attacks. The vulnerability, identified as CVE-2025-20115, affects the Border Gateway Protocol (BGP) confederation implementation. The CVE-2025-20115 vulnerability affects the Border Gateway Protocol (BGP) confederation implementation in Cisco IOS XR Software, potentially allowing…
-
SCADA Vulnerabilities Allow Attackers to Cause DoS and Gain Elevated Privileges
Tags: control, cyber, data, dos, government, infrastructure, microsoft, military, network, risk, vulnerability, windowsA recent security assessment by Palo Alto Networks’ Unit 42 has uncovered multiple vulnerabilities in the ICONICS Suite, a widely used Supervisory Control and Data Acquisition (SCADA) system. These vulnerabilities, identified in versions 10.97.2 and earlier for Microsoft Windows, pose significant risks to critical infrastructure sectors such as government, military, manufacturing, water and wastewater, and…
-
Musk links cyberattack on X to Ukraine without evidence
Nation-state involvement is possible: While very less is known about the attack, despite a bunch of revelations, experts think a nation-state involvement is indeed possible.”X is under relentless cyberattacks: 24/7/365 and this is far beyond simple DoS attempts,” said Chad Cragle, CISO at DeepWatch. “While technical issues can occur, X’s engineers understand scalability and redundancy.…
-
Paragon Partition Manager Vulnerabilities Allow Attackers to Escalate Privileges and Trigger DoS Attacks
Security researchers have uncovered five significant vulnerabilities in Paragon Partition Manager’s BioNTdrv.sys driver, affecting versions prior to 2.0.0. These flaws, identified as CVE-2025-0285, CVE-2025-0286, CVE-2025-0287, CVE-2025-0288, and CVE-2025-0289, pose serious security risks, enabling attackers to escalate privileges to SYSTEM level and potentially cause denial-of-service (DoS) scenarios. Multiple Critical Flaws Discovered in BioNTdrv.sys Driver The vulnerabilities,…
-
Cisco fixed command injection and DoS flaws in Nexus switches
Cisco addressed command injection and denial-of-service (DoS) vulnerabilities in some models of its Nexus switches. Cisco released security updates to address command injection and DoS vulnerabilities in Nexus switches, including a high-severity flaw. The most severe issue, tracked as CVE-2025-20111 (CVSS Score of 7.4), resides in the health monitoring diagnostics of Cisco Nexus 3000 Series…
-
OpenSSH Patches Vulnerabilities Allowing MitM, DoS Attacks
The latest OpenSSH update patches two vulnerabilities, including one that enabled MitM attacks with no user interaction. The post OpenSSH Patches Vulnerabilities Allowing MitM, DoS Attacks appeared first on SecurityWeek. First seen on securityweek.com Jump to article: www.securityweek.com/openssh-patches-vulnerabilities-allowing-mitm-dos-attacks/
-
OpenSSH bugs allows Manthe-Middle and DoS Attacks
Two OpenSSH vulnerabilities could allow machine-in-the-middle (MitM) and denial-of-service (DoS) attacks under certain conditions. The Qualys Threat Research Unit (TRU) has discovered two vulnerabilities in OpenSSH. The first, tracked as CVE-2025-26465 (CVSS score: 6.8) can be exploited by an attacker to conduct an active machine-in-the-middle attack on the OpenSSH client when the VerifyHostKeyDNS option is enabled. The…
-
OpenSSH fixes flaws that enable manthe-middle, DoS attacks
The second vulnerability is needed for a successful attack: But how to trigger this memory error on the client in a real-world scenario. One option was to put a very long key on the fake server, but they were limited by the maximum size of the packet that is exchanged during the handshake which is…
-
Critical OpenSSH Vulnerabilities Expose Users to MITM and DoS Attacks
Two critical OpenSSH vulnerabilities discovered! Qualys TRU finds client and server flaws (CVE-2025-26465 & CVE-2025-26466) enabling MITM and… First seen on hackread.com Jump to article: hackread.com/critical-openssh-flaws-expose-users-mitm-dos-attacks/
-
New OpenSSH flaws expose SSH servers to MiTM and DoS attacks
OpenSSH has released security updates addressing two vulnerabilities, a machine-in-the-middle (MitM) and a denial of service flaw, with one of the flaws introduced over a decade ago. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/new-openssh-flaws-expose-ssh-servers-to-mitm-and-dos-attacks/
-
New OpenSSH Flaws Enable Manthe-Middle and DoS Attacks, Patch Now
Two security vulnerabilities have been discovered in the OpenSSH secure networking utility suite that, if successfully exploited, could result in an active machine-in-the-middle (MitM) and a denial-of-service (DoS) attack, respectively, under certain conditions.The vulnerabilities, detailed by the Qualys Threat Research Unit (TRU), are listed below -CVE-2025-26465 – The OpenSSH client First seen on thehackernews.com Jump…
-
FreSSH bugs undiscovered for years threaten OpenSSH security
Exploit code now available for MitM and DoS attacks First seen on theregister.com Jump to article: www.theregister.com/2025/02/18/openssh_vulnerabilities_mitm_dos/
-
Why did the Windows 95 setup use Windows 3.1?
If MS-DOS could play Doom, surely a battleship gray button was a possibility? First seen on theregister.com Jump to article: www.theregister.com/2025/02/17/windows_95_windows_three_point_one/
-
CISO success story: How LA County trains (and retrains) workers to fight phishing
Tags: ai, awareness, breach, business, chatgpt, cio, ciso, cloud, compliance, computing, control, corporate, cybersecurity, data, dos, election, email, endpoint, government, hacker, healthcare, incident response, jobs, law, lessons-learned, malicious, marketplace, network, phishing, privacy, regulation, risk, risk-management, service, software, strategy, supply-chain, tactics, technology, threat, tool, training, vulnerability(The following interview has been edited for clarity and length.)At first glance, LA County’s reporting structure who reports to whom seems, well, fairly complex.We have a federated model: I report to the county CIO. Each department acts as an independent business and has its own department CIO and information security officer. Their job is to…
-
Codeberg: Spam- und DoS-Angriffe auf nichtkommerzielle Entwicklungsplattform
Massenhafte Spam-Nachrichten, überlaufende E-Mail-Postfächer und verstopfte Internetleitungen: Anonyme Attacken plagen die gemeinnützige Github-Alternative. First seen on heise.de Jump to article: www.heise.de/news/Codeberg-Spam-und-DoS-Angriffe-auf-nichtkommerzielle-Entwicklungsplattform-10281324.html