CVE-2024-28102 Affecting python3-jwcrypto package, versions <0:0.8-5.el9_4


Severity

Recommended
medium

Based on AlmaLinux security rating

    Threat Intelligence

    EPSS
    0.04% (11th percentile)

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  • Snyk ID SNYK-ALMALINUX9-PYTHON3JWCRYPTO-6811095
  • published 7 May 2024
  • disclosed 30 Apr 2024

How to fix?

Upgrade AlmaLinux:9 python3-jwcrypto to version 0:0.8-5.el9_4 or higher.
This issue was patched in ALSA-2024:2559.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python3-jwcrypto package and not the python3-jwcrypto package as distributed by AlmaLinux. See How to fix? for AlmaLinux:9 relevant fixed versions and status.

JWCrypto implements JWK, JWS, and JWE specifications using python-cryptography. Prior to version 1.5.6, an attacker can cause a denial of service attack by passing in a malicious JWE Token with a high compression ratio. When the server processes this token, it will consume a lot of memory and processing time. Version 1.5.6 fixes this vulnerability by limiting the maximum token length.

CVSS Scores

version 3.1
Expand this section

Red Hat

6.8 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    High
  • User Interaction (UI)
    None
  • Scope (S)
    Changed
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High