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Case File

CVE-2021-37155

CRITICAL · CVSS 9.8 EPSS 1.49% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-07-21 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. 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-2021-37155
Severity
CRITICAL
CVSS
9.8
EPSS
1.49%

Original NVD Description

wolfSSL 4.6.x through 4.7.x before 4.8.0 does not produce a failure outcome when the serial number in an OCSP request differs from the serial number in the OCSP response.

Related CVEs

Other vulnerabilities affecting the same vendor(s)