CVE-2025-2182

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

Published Aug 13, 2025 CVSS 4.0 · 5.6 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
EUVD EUVD EUVD-2025-24617 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.
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title PAN-OS: Firewall Clusters using the MACsec Protocol Expose the Connectivity Association Key (CAK)
First Time appeared Palo Alto Networks
Palo Alto Networks pan-os
Weaknesses CWE-312
CPEs cpe:2.3:o:palo_alto_networks:pan-os:11.1.0:*:*:*:*:*:PA-7500:*
cpe:2.3:o:palo_alto_networks:pan-os:11.1.1:*:*:*:*:*:PA-7500:*
cpe:2.3:o:palo_alto_networks:pan-os:11.1.2:*:*:*:*:*:PA-7500:*
cpe:2.3:o:palo_alto_networks:pan-os:11.1.3:*:*:*:*:*:PA-7500:*
cpe:2.3:o:palo_alto_networks:pan-os:11.1.4:*:*:*:*:*:PA-7500:*
cpe:2.3:o:palo_alto_networks:pan-os:11.1.5:*:*:*:*:*:PA-7500:*
cpe:2.3:o:palo_alto_networks:pan-os:11.1.6:*:*:*:*:*:PA-7500:*
cpe:2.3:o:palo_alto_networks:pan-os:11.1.8:*:*:*:*:*:PA-7500:*
cpe:2.3:o:palo_alto_networks:pan-os:11.1.9:*:*:*:*:*:PA-7500:*
cpe:2.3:o:palo_alto_networks:pan-os:11.2.0:*:*:*:*:*:PA-7500:*
cpe:2.3:o:palo_alto_networks:pan-os:11.2.1:*:*:*:*:*:PA-7500:*
cpe:2.3:o:palo_alto_networks:pan-os:11.2.2:*:*:*:*:*:PA-7500:*
cpe:2.3:o:palo_alto_networks:pan-os:11.2.3:*:*:*:*:*:PA-7500:*
cpe:2.3:o:palo_alto_networks:pan-os:11.2.4:*:*:*:*:*:PA-7500:*
cpe:2.3:o:palo_alto_networks:pan-os:11.2.5:*:*:*:*:*:PA-7500:*
cpe:2.3:o:palo_alto_networks:pan-os:11.2.6:*:*:*:*:*:PA-7500:*
cpe:2.3:o:palo_alto_networks:pan-os:11.2.7:*:*:*:*:*:PA-7500:*
Vendors & Products Palo Alto Networks
Palo Alto Networks pan-os
References
Metrics cvssV4_0

{'score': 5.6, 'vector': 'CVSS:4.0/AV:P/AC:L/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/AU:N/R:A/V:D/RE:M/U:Amber'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
palo_alto
Published
Updated
Aug 13, 2025, 8:32 PM
Reserved
Mar 10, 2025, 5:56 PM
Status
Deferred
Published
Aug 13, 2025, 5:15 PM
Modified
Jun 17, 2026, 9:06 AM