CVE-2025-2182Low

CVE-2025-2182 PAN-OS: Firewall Clusters using the MACsec Protocol Expose the Connectivity Association Key (CAK)

Published
August 13, 2025
Last Modified
August 13, 2025

🔗 CVE IDs covered (1)

CVE-2025-2182 →

📋 Description

A problem with the implementation of the MACsec protocol in Palo Alto Networks PAN-OS® results in the cleartext exposure of the connectivity association key (CAK). This issue is only applicable to PA-7500 Series devices which are in an NGFW cluster. A user who possesses this key can read messages being sent between devices in a NGFW Cluster. There is no impact in non-clustered firewalls or clusters of firewalls that do not enable MACsec.

🎯 Affected products3

  • Cloud NGFW
  • PAN-OS
  • Prisma Access

✅ Remediation

VERSION MINOR VERSION SUGGESTED SOLUTION Cloud NGFW No action needed. PAN-OS 11.2 on PA-7500 11.2.0 through 11.2.7 Upgrade to 11.2.8 or later. PAN-OS 11.1 on PA-7500 11.1.0 through 11.1.9 Upgrade to 11.1.10 or later. PAN-OS 10.2 on PA-7500 No action needed. PAN-OS 10.1 on PA-7500 No action needed. PAN-OS on devices other than PA-7500 No action needed. All older   Upgrade to a supported fixed version. unsupported PAN-OS versions Prisma Access No action needed. Workarounds and mitigations: No known workarounds exist for this issue.

🔗 References (1)