netVigilance Vulnerability intelligence since 2004
CVE-2020-15069 · netVigilance record NV25-0020

Sophos XG Firewall Buffer Overflow

past due

What to do

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

CISA deadline 2025-02-27 · passed 1 year 6 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA

What happened

Sophos XG Firewall contains a buffer overflow vulnerability that allows for remote code execution via the "HTTP/S bookmark" feature.

Who is affected

Sophos XG Firewall. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.

Weakness class: CWE-120.

Timeline

  1. Added to CISA KEVExploitation in the wild confirmed by CISA
  2. CISA remediation deadlinepassed 1 year 6 months ago

Sources