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Observable Timing Discrepancy in aaugustin websockets library

Moderate severity GitHub Reviewed Published Jun 11, 2021 to the GitHub Advisory Database • Updated Feb 1, 2023

Package

pip websockets (pip)

Affected versions

< 9.1

Patched versions

9.1

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.

References

Published by the National Vulnerability Database Jun 6, 2021
Reviewed Jun 10, 2021
Published to the GitHub Advisory Database Jun 11, 2021
Last updated Feb 1, 2023

Severity

Moderate
5.9
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
High
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Weaknesses

CVE ID

CVE-2021-33880

GHSA ID

GHSA-8ch4-58qp-g3mp

Source code

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