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Medium severity5.3NVD Advisory· Published Jan 26, 2023· Updated Jun 17, 2026

CVE-2021-28510

CVE-2021-28510

Description

For certain systems running EOS, a Precision Time Protocol (PTP) packet of a management/signaling message with an invalid Type-Length-Value (TLV) causes the PTP agent to restart. Repeated restarts of the service will make the service unavailable.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Arista/Eos2 versions
    cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*range: <4.23.10
    • (no CPE)
  • Arista Networks/EOSv5
    Range: 4.22

Patches

Vulnerability mechanics

References

1

News mentions

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