Vulnerability Details : 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.
Published 2022-01-14 20:15:10
Updated 2022-07-14 18:47:52
Source Arista Networks, Inc.
View at NVD,   CVE.org
Vulnerability category: BypassGain privilege

Exploit prediction scoring system (EPSS) score for CVE-2021-28507

EPSS FAQ
0.06%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 23 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-28507

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.9
 MEDIUM AV:N/AC:M/Au:S/C:P/I:P/A:N
6.8
4.9
 NIST
7.1
 HIGH CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N
2.8
4.2
 NIST
5.5
 MEDIUM CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:N
1.2
4.2
 Arista Networks, Inc.

CWE ids for CVE-2021-28507

  • The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
    Assigned by: psirt@arista.com (Secondary)

References for CVE-2021-28507

Products affected by CVE-2021-28507

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