CVEvulnerability

CVE-2021-28505

7.5 HIGH Published 2022-04-14 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2022-04-14
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:P/A:N
Weaknesses
CWE-284, CWE-863

Description

On affected Arista EOS platforms, if a VXLAN match rule exists in an IPv4 access-list that is applied to the ingress of an L2 or an L3 port/SVI, the VXLAN rule and subsequent ACL rules in that access list will ignore the specified IP protocol.

Affected configurations

• arista eos (>= 4.26 < 4.26.4m) • arista eos (>= 4.27 < 4.27.1f)

Related

Weakness · CWE (2)

  • CWE-284 Improper Access Control weakness
  • CWE-863 Incorrect Authorization weakness

References