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.
Published: 2025-08-13
Score: 5.6 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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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

Thu, 14 Aug 2025 06:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Wed, 13 Aug 2025 17:15:00 +0000

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'}


Subscriptions

Palo Alto Networks Pan-os
cve-icon MITRE

Status: PUBLISHED

Assigner: palo_alto

Published:

Updated: 2025-08-13T20:32:15.474Z

Reserved: 2025-03-10T17:56:24.875Z

Link: CVE-2025-2182

cve-icon Vulnrichment

Updated: 2025-08-13T20:32:09.490Z

cve-icon NVD

Status : Deferred

Published: 2025-08-13T17:15:27.163

Modified: 2026-04-15T00:35:42.020

Link: CVE-2025-2182

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses