Cisco Talos identified a previously unknown state-sponsored actor behind ArcaneDoor, a sophisticated cyber espionage campaign targeting the perimeter network devices of several vendors. This actor is now tracked as UAT4356 by Talos and STORM-1849 by the Microsoft Threat Intelligence Center. The initial attack vector is still unknown, but the attacker exploited two previously unknown vulnerabilities. An…
Read MoreOn March 25, 2024, the Cybersecurity & Infrastructure Security Agency (CISA) added three new vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog. The catalog is updated regularly and contains those vulnerabilities most likely to be used in attacks. Organizations should monitor and review it periodically, and prioritize their patching efforts based on it. I’ll provide a…
Read MoreOn March 4, 2024, JetBrains released TeamCity version 2023.11.4, which patches two authentication bypass vulnerabilities in the web component of TeamCity. These vulnerabilities were discovered in February by Rapid7’s vulnerability research team and allow a remote unauthenticated attacker to perform a complete compromise of a vulnerable TeamCity installation, including unauthenticated RCE (remote code execution). CVE…
Read MoreOn February 8, 2024, Fortinet disclosed 2 critical vulnerabilities which could allow remote code or command execution. The vulnerabilities are as follows: FortiOS – Format String Bug in fgfmd, with CVSS severity 9.8 The versions prone to this vulnerability are: Version Affected Solution FortiOS 7.4 7.4.0 through 7.4.2 Upgrade to 7.4.3 or above FortiOS 7.2…
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