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Case File

CVE-2021-36980

MEDIUM · CVSS 5.5 EPSS 1.18% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-07-20 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.5. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links
github.com ↗ github.com ↗ github.com ↗ github.com ↗ github.com ↗ github.com ↗ github.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-36980
Severity
MEDIUM
CVSS
5.5
EPSS
1.18%

Original NVD Description

Open vSwitch (aka openvswitch) 2.11.0 through 2.15.0 has a use-after-free in decode_NXAST_RAW_ENCAP (called from ofpact_decode and ofpacts_decode) during the decoding of a RAW_ENCAP action.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2023-3966 HIGH CVE-2024-22563 HIGH CVE-2023-5366 HIGH CVE-2022-4338 CRITICAL CVE-2022-4337 CRITICAL CVE-2019-25076 MEDIUM