CVE-2026-73467

On affected platforms running Arista EOS, under certain circumstances plaintext shared secrets for configured Terminal Access Controller Access-Control System Plus (TACACS+) servers

State: Published
Severity: 6.0 Medium
Published: Sep 15, 2026
Updated: Sep 16, 2026
Reserved: Aug 12, 2026

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Description

On affected platforms running Arista EOS, under certain circumstances plaintext shared secrets for configured Terminal Access Controller Access-Control System Plus (TACACS+) servers

Scores

CVSS	Score	Vector	Source
4.0	6.0 Medium	CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:P/VC:H/VI:N/VA:N/SC:H/SI:H/SA:H	Arista
3.1	6.3 Medium	CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H	Arista

Weaknesses

CWE-532 Insertion of Sensitive Information into Log File

Affected Products

Product	Versions
EOSArista Networks	4.36.0 through 4.36.1FAffected 4.35.0 through 4.35.4MAffected 4.34.0 through 4.34.7MAffected 0.0.0 through 4.33.9MAffected 4.32.0 and earlierAffected 4.31.0 and earlierAffected

References

Arista Security Advisory 0153vendor-advisory

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