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CVE-2025-2796

Published: May 27, 2025Updated: May 28, 2025 Sources: CVE List NVD
NVD MITRE
5.3CVSSMEDIUM
EPSS Score
0.2%
Top 94.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

On affected platforms with hardware IPSec support running Arista EOS with IPsec enabled and anti-replay protection configured, EOS may exhibit unexpected behavior in specific cases. Received duplicate encrypted packets, which should be dropped under normal anti-replay protection, will instead be forwarded due to this vulnerability. Note: this issue does not affect VXLANSec or MACSec encryption functionality.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:LIntegrity
Low
A:NAvailability
None
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Affected Products

EOSArista Networks
On-prem
Networking Infrastructure / router-switch
arista networkscommercialUSNetworking Infrastructureaka arista networks

Exploitability

Official Patch Available
Workaround Available

References

https://www.arista.com/en/support/advisories-notices/security-advisory/21413-security-advisory-0119
arista.com

Timeline

Published
May 27, 2025
Last Updated
May 28, 2025

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