How severe is CVE-2025-1259?

CVE-2025-1259 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2025-1259 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-1259?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-1259 have an EU (EUVD) identifier?

Yes. CVE-2025-1259 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7379.

When was CVE-2025-1259 published?

CVE-2025-1259 was published on 2025-03-04 and last updated on 2026-06-17.

CVE-2025-1259

CVE-2025-1259 is a high-severity vulnerability with a CVSS 3.x base score of 7.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-284.

Key facts

Severity: High (CVSS 3.x base score 7.7)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-7379
Weakness: CWE-284
Published: 2025-03-04
Last modified: 2026-06-17

Description

On affected platforms running Arista EOS with OpenConfig configured, a gNOI request can be run when it should have been rejected. This issue can result in users retrieving data that should not have been available

Frequently asked questions

What is CVE-2025-1259?: On affected platforms running Arista EOS with OpenConfig configured, a gNOI request can be run when it should have been rejected. This issue can result in users retrieving data that should not have been available
How severe is CVE-2025-1259?: CVE-2025-1259 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2025-1259 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-1259?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-1259 have an EU (EUVD) identifier?: Yes. CVE-2025-1259 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7379.
When was CVE-2025-1259 published?: CVE-2025-1259 was published on 2025-03-04 and last updated on 2026-06-17.

References

https://www.arista.com/en/support/advisories-notices/security-advisory/21098-security-advisory-0111

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