CVE-2021-28501 is a high-severity vulnerability in Arista EOS, specifically affecting the OpenConfig and TerminAttr agents. It allows local users with "nopassword" configurations to gain unrestricted access to the device due to incorrect use of EOS's AAA APIs. With a CVSS score of 7.8, this vulnerability has a low attack complexity and requires local access, but can lead to complete compromise of confidentiality, integrity, and availability. While there is no known active exploitation, public exploit code, or KEV entry, the vulnerability has garnered significant community discussion, indicating awareness among security researchers.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.16.2CPE matchmatch criteria | cpe:2.3:a:arista:terminattr:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.