CVE-2021-28504

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 fi ...

State
Published
Severity
7.5 High
Published
Apr 1, 2022
Updated
Aug 3, 2024
Reserved
Mar 16, 2021

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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.

Scores

CVSSScoreVectorSource
3.17.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:NArista

Weaknesses

Affected Products

ProductVersions
EOSArista Networks
  • 4.26.3F through 4.26.0Affected
  • 4.27.0F through 4.27.0Affected

References

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