CVE-2025-2796Networks EOS vulnerability

3 documents3 sources
Severity
5.3MEDIUMNVD
EPSS
0.1%
top 64.45%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedMay 27
Latest updateMay 28

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

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:NExploitability: 3.9 | Impact: 1.4

Affected Packages1 packages

CVEListV5arista_networks/eos4.33.04.33.2F

🔴Vulnerability Details

2
GHSA
GHSA-2pf3-qwcm-2m4r: On affected platforms with hardware IPSec support running Arista EOS with IPsec enabled and anti-replay protection configured, EOS may exhibit unexpec2025-05-28
CVEList
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 duplicate2025-05-27
CVE-2025-2796 — Arista Networks EOS vulnerability | cvebase