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PYSEC-2021-95

Quick fix

PYSEC-2021-95 — websockets: upgrade to the fixed version with the command below.

pip install --upgrade 'websockets>=547a26b685d08cac0aa64e5e65f7867ac0ea9bc0'

Details

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.

Are you affected?

Enter the version of the package you're using.

Affected packages

PyPI/websockets

Introduced in: 0Fixed in: 547a26b685d08cac0aa64e5e65f7867ac0ea9bc0

Fixpip install --upgrade 'websockets>=547a26b685d08cac0aa64e5e65f7867ac0ea9bc0'

References

https://github.com/aaugustin/websockets/commit/547a26b685d08cac0aa64e5e65f7867ac0ea9bc0[FIX]
https://github.com/advisories/GHSA-8ch4-58qp-g3mp[ADVISORY]