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CVE-2025-8870

On affected platforms running Arista EOS, certain serial console input might result in an unexpected reload of the device.153
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:515f13e360ef0961575adec9ea4c2c356dab2aa89e4045ae7b1d14ff16a6f618
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 2 assertions

{"metric":{"attackComplexity":"HIGH","attackVector":"PHYSICAL","availabilityImpact":"HIGH","baseScore":4.9,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d9877cf331e8c6a03f9cb2dff5f501e8d1a6d6e9a28156e0b29c2c77c77e96d4 · sha256:85bd8451adbb3256… · /containers/cna/metrics/0/cvssV3_1

{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"PHYSICAL","baseScore":5.6,"baseSeverity":"MEDIUM","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:P/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImp…

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d9877cf331e8c6a03f9cb2dff5f501e8d1a6d6e9a28156e0b29c2c77c77e96d4 · sha256:85bd8451adbb3256… · /containers/cna/metrics/1/cvssV4_0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","platforms":["710X Series"],"product":"EOS","vendor":"Arista Networks","versions":[{"status":"affected","version":"4.34.2FX","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d9877cf331e8c6a03f9cb2dff5f501e8d1a6d6e9a28156e0b29c2c77c77e96d4 · sha256:85bd8451adbb3256… · /containers/cna/affected/0

Provider-owned CVSS observations

2 source assertions
{"metric":{"attackComplexity":"HIGH","attackVector":"PHYSICAL","availabilityImpact":"HIGH","baseScore":4.9,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d9877cf331e8c6a03f9cb2dff5f501e8d1a6d6e9a28156e0b29c2c77c77e96d4 · sha256:85bd8451adbb3256… · /containers/cna/metrics/0/cvssV3_1
{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"PHYSICAL","baseScore":5.6,"baseSeverity":"MEDIUM","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:P/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImp…
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d9877cf331e8c6a03f9cb2dff5f501e8d1a6d6e9a28156e0b29c2c77c77e96d4 · sha256:85bd8451adbb3256… · /containers/cna/metrics/1/cvssV4_0

CWE assertions

1 source assertion
{"cweId":"CWE-248","description":"CWE-248","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:d9877cf331e8c6a03f9cb2dff5f501e8d1a6d6e9a28156e0b29c2c77c77e96d4 · sha256:85bd8451adbb3256… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion
{"url":"https://www.arista.com/en/support/advisories-notices/security-advisory/22811-security-advisory-0125"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d9877cf331e8c6a03f9cb2dff5f501e8d1a6d6e9a28156e0b29c2c77c77e96d4 · sha256:85bd8451adbb3256… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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