CVE-2025-9242

More than 115,000 internet-facing WatchGuard Firebox firewalls may be vulnerable to compromise via CVE-2025-14733, a remote code execution vulnerability actively targeted by attackers, Shadowserver’s latest scanning reveals. About CVE-2025-14733 WatchGuard Firebox firewalls, which also incorporate VPN and unified threat management capabilities, are used by organizations around the world. The appliances run the Fireware OS, a network security operating system built on a hardened Linux-based kernel. WatchGuard disclosed CVE-2025-14733 on December 18, when it also revealed … More →

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a WatchGuard Fireware OS flaw to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a WatchGuard Firebox OS vulnerability, tracked as CVE-2025-14733 (CVSS Score of 9.3), to its Known Exploited Vulnerabilities (KEV) catalog. This flaw is a critical out-of-bounds write vulnerability in WatchGuard Fireware […]

WatchGuard has issued an urgent patch alert for its Firebox firewall appliances after discovering a critical-rated vulnerability that is under exploit by threat actors. Tracked as CVE-2025-14733, with a CVSS score of 9.3, the flaw is an Out-of-bounds Write vulnerability affecting the iked process, a WatchGuard Fireware OS component responsible for the IKEv2 key exchange […]

CISA has ordered US federal agencies to fully address two actively exploited vulnerabilities (CVE-2025-20333, CVE-2025-20362) in Cisco Adaptive Security Appliances (ASA) and Firepower firewalls. “In CISA’s analysis of agency-reported data, CISA has identified devices marked as ‘patched’ in the reporting template, but which were updated to a version of the software that is still vulnerable to the threat activity outlined in [Emergency Directive 25-03, released on September 25, 2025],” the agency stated on Wednesday. “CISA … More →

Tracked as CVE-2025-9242 (CVSS score of 9.3), the flaw leads to unauthenticated, remote code execution on vulnerable firewalls.

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds WatchGuard Firebox, Microsoft Windows, and Gladinet Triofox flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added WatchGuard Firebox, Microsoft Windows, and Gladinet Triofox flaws to its Known Exploited Vulnerabilities (KEV) catalog. Below are the flaws added to the catalog: In mid-October, […]

Affecting the Fireware OS iked process, the vulnerability can lead to remote code execution and does not require authentication.

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A critical WatchGuard Fireware vulnerability, tracked as CVE-2025-9242, could allow unauthenticated code execution. Researchers revealed details of a critical vulnerability, tracked as CVE-2025-9242 (CVSS score of 9.3), in WatchGuard Fireware. An unauthenticated attacker can exploit the flaw to execute arbitrary code. The vulnerability is an out-of-bounds write issue that affects Fireware OS versions 11.10.2–11.12.4_Update1, 12.0–12.11.3, […]

Noteworthy stories that might have slipped under the radar: Eve Security seed funding, Claroty report, patches from WatchGuard and Nokia.

WatchGuard has patched a dangerous branch office and mobile VPN configuration vulnerability affecting nearly three dozen models of its current and legacy Firebox firewall systems. However, the update comes with an important caveat: some customers could still be at risk, even if they are no longer using vulnerable VPN configurations. Normally, the story with a […]