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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.

PUBLISHED Reserved 2025-03-25 | Published 2025-05-27 | Updated 2025-05-28 | Assigner Arista




MEDIUM: 5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Problem types

cwe-284

Product status

Default status
unaffected

4.33.0 (custom)
affected

References

www.arista.com/...rity-advisory/21413-security-advisory-0119

cve.org (CVE-2025-2796)

nvd.nist.gov (CVE-2025-2796)

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