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Case File

CVE-2021-36977

MEDIUM · CVSS 6.5 EPSS 1.50% 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 6.5. It affects F5. 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.

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

CVE
CVE-2021-36977
Severity
MEDIUM
CVSS
6.5
EPSS
1.50%
F5

Original NVD Description

matio (aka MAT File I/O Library) 1.5.20 and 1.5.21 has a heap-based buffer overflow in H5MM_memcpy (called from H5MM_malloc and H5C_load_entry), related to use of HDF5 1.12.0.

Related CVEs

Other vulnerabilities affecting the same vendor(s)