Vulnerabilities in Q4 2022: The Flaws and Fervor of Exploitation

This ReliaQuest Photon Research report reviews vulnerability trends in Q4 2022 and across 2022, noting memory corruption and privilege escalation as leading vulnerability types, heavy exploitation and forum sharing for ProxyNotShell (CVE-2022-41040/41082) and FortiOS flaws, widespread targeting of aged/exposed infrastructure via older CVEs, and that Log4Shell and Follina were among the most-exploited vulnerabilities; it recommends risk-based vulnerability management and monitoring of criminal forum activity for actionable intelligence.