CVE-2024-27890

7.2 highEPSS 4.4%

High (7.2). EPSS 4.4% chance of exploitation in the next 30 days.

Affected platforms running Arista EOS with OpenConfig configured, a gNMI Set request can be run when it should have been rejected. This can result in unexpected configuration being applied to the switch.

Severity

CVSS 4.0

7.2 high

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

9.6 critical

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H

EPSS: 4.4% chance of exploitation in the next 30 days; higher than 91% of CVEs (scores of 2026-10-31)
CWE: CWE-306
Published: 2026-06-04
Modified: 2026-07-22
Record from: the NVD, synced 2026-10-19

References

https://www.arista.com/en/support/advisories-notices/security-advisory/19862-security-advisory-0099

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