CVE Vulnerability

CVE-2021-28507

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.

4.9 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 6.8 / Impact : 4.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

Scope

7.1 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 4.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://www.arista.com/en/support/advisories-notices/security-advisories/13449-security-advisory-0071 Exploit Mitigation
Configurations

Configuration 1

cpe:2.3:o:arista:eos:4.21.0f:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:4.21.1f:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:4.22.0f:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:4.22.1f:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:4.21.3f:*:*:*:*:*:*:*
Information

Published : 2022-01-14 08:15

Updated : 2022-07-14 06:47

NVD link : CVE-2021-28507

Mitre link : CVE-2021-28507

Products Affected
No products.
CWE
NVD-CWE-noinfo