AUGUST 4, 2026
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Case File

CVE-2021-28510

MEDIUM · CVSS 5.3 EPSS 1.00%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-01-26 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.3. See the original NVD description below for full technical details.

CVE
CVE-2021-28510
Severity
MEDIUM
CVSS
5.3
EPSS
1.00%

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)