Home/CVE/An issue has recently been discovered in Arista EOS where, under certain conditions, the service ACL configured for Open
CVE

CVE-2021-28507

An issue has recently been discovered in Arista EOS where, under certain conditions, the service ACL configured for Open

An issue has recently been discovered in Arista EOS where, under certain conditions, the service ACL configured for OpenConfig gNOI and OpenConfig RESTCONF might be bypassed, which results in the denied requests being forwarded to the agent.

MEDIUM · CVSS 5.5 EPSS 0.00102
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-284Improper Access Control
▤

Affected Products & Versions

7
arista eos>= 4.23.0 and <= 4.23.9m
arista eos>= 4.24.0 and <= 4.24.7m
arista eos>= 4.25.0 and <= 4.25.3
arista eos>= 4.25.4 and <= 4.25.4m
arista eos>= 4.25.5 and <= 4.25.5.1m
arista eos>= 4.26.0 and <= 4.26.2f
arista eosall versions
⚠

Public Exploits & PoCs

1
pocwww.arista.com · 13449-security-advisory-0071www.arista.com
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v3.1 · psirt@arista.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD14 Jan 2022 · 08:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:N
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