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.

CVSS v3 7.1 HIGH
CVSS v2.0 4.9 MEDIUM

7.1^/10

CVSS v3 : HIGH

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

4.9^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:S/C:P/I:P/A:N

Exploitability : 6.8 / Impact : 4.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

References

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

Configurations

Configuration 1 (hide)

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

History

No history.

Information

Published : 2022-01-14 20:15

Updated : 2024-02-28 18:48

NVD link : CVE-2021-28507

Mitre link : CVE-2021-28507

CVE.ORG link : CVE-2021-28507

JSON object : View

Products Affected

arista

eos

CWE

NVD-CWE-noinfo CWE-284

Improper Access Control

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