CVE-2026-73466 — On affected platforms running Arista EOS, under certain circumstances plaintext user passwords

Description (CNA)

On affected platforms running Arista EOS, under certain circumstances user passwordss may be written in clear text to log files during operations when specialized non-standard debugging trace levels are explicitly enabled. To exploit these vulnerabilities, a malicious actor must already possess authenticated local administrative access to the device shell, and specialized non-standard debugging trace levels must be explicitly enabled. This issue was discovered internally by Arista, and the company is not aware of any malicious exploitation of this vulnerability in customer networks.

Affected (CNA)

Vendor / product	Versions
Arista Networks / EOS	affected 4.36.0 through 4.36.1F; affected 4.35.0 through 4.35.4M; affected 4.34.0 through 4.34.7M; affected 0.0.0 through 4.33.9M; affected 0 through 4.32.0; affected 0 through 4.31.0

CWE

CWE-532

References

https://www.arista.com/en/support/advisories-notices/security-advisory/24709-security-advisory-0153

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.