PixieFail UEFI Flaws Expose Millions of Computers to RCE, DoS, and Data Theft

Multiple security vulnerabilities have been disclosed in the TCP/IP network protocol stack of an open-source reference implementation of the Unified Extensible Firmware Interface (UEFI) specification used widely in modern computers. Collectively dubbed PixieFail by Quarkslab, the nine issues reside in the TianoCore EFI Development Kit II (EDK II) and could be exploited to

Critical Jenkins Vulnerability Exposes Servers to RCE Attacks - Patch ASAP!

The maintainers of the open-source continuous integration/continuous delivery and deployment (CI/CD) automation software Jenkins have resolved nine security flaws, including a critical bug that, if successfully exploited, could result in remote code execution (RCE). The issue, assigned the CVE identifier CVE-2024-23897, has been described as an arbitrary file read vulnerability through the

Critical Cisco Flaw Lets Hackers Remotely Take Over Unified Comms Systems

Cisco has released patches to address a critical security flaw impacting Unified Communications and Contact Center Solutions products that could permit an unauthenticated, remote attacker to execute arbitrary code on an affected device. Tracked as CVE-2024-20253 (CVSS score: 9.9), the issue stems from improper processing of user-provided data that a threat actor could abuse to send a

Juniper Networks Releases Urgent Junos OS Updates for High-Severity Flaws

Juniper Networks has released out-of-band updates to address high-severity flaws in SRX Series and EX Series that could be exploited by a threat actor to take control of susceptible systems. The vulnerabilities, tracked as CVE-2024-21619 and CVE-2024-21620, are rooted in the J-Web component and impact all versions of Junos OS. Two other shortcomings, CVE-2023-36846 and CVE-2023-

Mastodon Vulnerability Allows Hackers to Hijack Any Decentralized Account

The decentralized social network Mastodon has disclosed a critical security flaw that enables malicious actors to impersonate and take over any account. "Due to insufficient origin validation in all Mastodon, attackers can impersonate and take over any remote account," the maintainers said in a terse advisory. The vulnerability, tracked as CVE-2024-23832, has a severity rating of 9.4 out of

Critical Boot Loader Vulnerability in Shim Impacts Nearly All Linux Distros

The maintainers of shim have released version 15.8 to address six security flaws, including a critical bug that could pave the way for remote code execution under specific circumstances. Tracked as CVE-2023-40547 (CVSS score: 9.8), the vulnerability could be exploited to achieve a Secure Boot bypass. Bill Demirkapi of the Microsoft Security Response Center (MSRC) has been&

Critical Exchange Server Flaw (CVE-2024-21410) Under Active Exploitation

Microsoft on Wednesday acknowledged that a newly disclosed critical security flaw in Exchange Server has been actively exploited in the wild, a day after it released fixes for the vulnerability as part of its Patch Tuesday updates. Tracked as CVE-2024-21410 (CVSS score: 9.8), the issue has been described as a case of privilege escalation impacting the Exchange Server. "An attacker

WordPress Bricks Theme Under Active Attack: Critical Flaw Impacts 25,000+ Sites

A critical security flaw in the Bricks theme for WordPress is being actively exploited by threat actors to run arbitrary PHP code on susceptible installations. The flaw, tracked as CVE-2024-25600 (CVSS score: 9.8), enables unauthenticated attackers to achieve remote code execution. It impacts all versions of the Bricks up to and including 1.9.6. It has been addressed by the theme developers in&

Critical Flaws Found in ConnectWise ScreenConnect Software - Patch Now

ConnectWise has released software updates to address two security flaws in its ScreenConnect remote desktop and access software, including a critical bug that could enable remote code execution on affected systems. The vulnerabilities are listed below - CVE-2024-1708 (CVSS score: 8.4) - Improper limitation of a pathname to a restricted directory aka "path traversal" CVE-2024-1709 (CVSS score:

VMware Alert: Uninstall EAP Now - Critical Flaw Puts Active Directory at Risk

VMware is urging users to uninstall the deprecated Enhanced Authentication Plugin (EAP) following the discovery of a critical security flaw. Tracked as CVE-2024-22245 (CVSS score: 9.6), the vulnerability has been described as an arbitrary authentication relay bug. "A malicious actor could trick a target domain user with EAP installed in their web browser into requesting and relaying