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Case File

CVE-2021-33880

MEDIUM · CVSS 5.9 EPSS 2.27% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-06-06 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.9. 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

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

CVE
CVE-2021-33880
Severity
MEDIUM
CVSS
5.9
EPSS
2.27%

Original NVD Description

The aaugustin websockets library before 9.1 for Python has an Observable Timing Discrepancy on servers when HTTP Basic Authentication is enabled with basic_auth_protocol_factory(credentials=...). An attacker may be able to guess a password via a timing attack.

Related CVEs

Other vulnerabilities affecting the same vendor(s)