What’s Vulnerable › Vulnerabilities

CVE-2021-28494

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-09-09 · updated 2026-06-17
• Weakness: CWE-287

Description

In Arista's MOS (Metamako Operating System) software which is supported on the 7130 product line, under certain conditions, authentication is bypassed by unprivileged users who are accessing the Web UI. This issue affects: Arista Metamako Operating System MOS-0.34.0 and prior releases

Affected products

• Arista Metamako Operating System: through 0.34.0

References

• https://www.arista.com/en/support/advisories-notices/security-advisories/12916-security-advisory-68
• https://www.arista.com/en/support/advisories-notices/security-advisories/12916-security-advisory-68

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