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CVE-2026-120975 arista networks eos: Numeric Truncation Error

2.0 lowEPSS 0.1%

Low (2.0) in arista networks eos. EPSS 0.1% estimated probability of exploitation activity in the next 30 days.

On this page
On affected platforms running Arista EOS with automatic certificate management configured and automatic Certificate Authority (CA) certificate retrieval enabled, a malicious packet may cause the AutoCertMgmt process to be terminated unexpectedly. Managed X.509 certificates will not be renewed automatically and may eventually expire, potentially disrupting TLS-dependent services.

Severity

CVSS 4.0

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

CVSS 3.1

3.1 low
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:L
EPSS
0.1% estimated probability of exploitation activity in the next 30 days; 1st percentile. Scored 2026-11-13. A forecast for this CVE across the internet, not for your own systems.
CWE
CWE-197 Numeric Truncation Error
Published
Modified
Assigned by
Arista (CNA)
NVD analysis
Awaiting analysis
Record from
the NVD, synced

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Affected

  • arista networks:eos

Versions

From the CNA's record in the CVE List.

ProductAffected
Arista Networks EOSfrom 4.36.1F through 4.36.1F

References

Check your stackJSON