Sophos XG Firewall Buffer Overflow Vulnerability (CVE-2020-15069)
Severity: critical · Patch status: unknown · Since 2025-02-06 · CVE-2020-15069
Sophos XG Firewall contains a buffer overflow vulnerability that allows for remote code execution via the "HTTP/S bookmark" feature. CISA added CVE-2020-15069 to its Known Exploited Vulnerabilities catalog on Feb 6, 2025, which means attackers are exploiting it in the wild.
What to do
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- US federal agencies must remediate by Feb 27, 2025 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch