GHSA-cw2r-4p82-qv79

DoS with algorithms that use PBKDF2 due to unbounded PBES2 Count value

En bref

Publiée
Mise à jour
CVE
CVE-2023-6681
Alias
PYSEC-2024-104
CVSS_V3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Description

### Impact Denial of Service, Applications that allow the use of the PBKDF2 algorithm. ### Patches A [patch](https://github.com/latchset/jwcrypto/commit/d2655d370586cb830e49acfb450f87598da60be8) is available that sets the maximum number of default rounds. ### Workarounds Applications that do not need to use PBKDF2 should simply specify the algorithms use and exclude it from the list. Applications that need to use the algorithm should upgrade to the new version that allows to set a maximum rounds number. ### Acknowledgement The issues was reported by Jingcheng Yang and Jianjun Chen from Sichuan University and Zhongguancun Lab

Paquets affectés

PaquetVersions
PyPI · jwcryptointroduced 0, fixed 1.5.1

Références

Sources

SourceLicence
OSV.devCC-BY 4.0 — GitHub Advisory Database