PT-2022-9893 · Arista · Arista Eos

Published 2022-01-11 · Updated 2023-08-17 · CVE-2021-28500

Positive Technologies (AI Summary)

CVSS v3.1

9.1

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Name of the Vulnerable Software and Affected Versions Arista EOS (affected versions not specified)

Description An issue has been discovered in Arista EOS where the incorrect use of EOS's AAA API’s by the OpenConfig and TerminAttr agents could result in unrestricted access to the device for local users with nopassword configuration.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Authorization

Weakness Enumeration

CWE-285

Related Identifiers

CVE-2021-28500

Affected Products

Arista Eos

References · 8

• 🔥 https://arista.com/en/support/advisories-notices/security-advisories/13449-security-advisory-0071 · Exploit
• https://osv.dev/vulnerability/CVE-2021-28500 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-28500 · Security Note
• https://t.me/rnetsec/16487 · Telegram Post
• https://t.me/defcon_news/96369 · Telegram Post
• https://t.me/secharvester/12076 · Telegram Post
• https://t.me/cvenotify/56768 · Telegram Post
• https://t.me/cibsecurity/35612 · Telegram Post