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High severity7.5NVD Advisory· Published Apr 1, 2022· Updated Jun 17, 2026

CVE-2021-28504

CVE-2021-28504

Description

On Arista Strata family products which have “TCAM profile” feature enabled when Port IPv4 access-list has a rule which matches on “vxlan” as protocol then that rule and subsequent rules ( rules declared after it in ACL ) do not match on IP protocol field as expected.

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Arista/Eos
    cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
    Range: >=4.26,<4.26.4m
  • Arista/Stratallm-fuzzy
  • Arista Networks/EOSv5
    Range: 4.26.3F

Patches

Vulnerability mechanics

References

1

News mentions

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