CVE-2024-33664

MEDIUM EPSS 51.4%
Published Apr 26, 20242y ago · Modified Jun 17, 20262w ago
5.3 CVSS 3.1
Medium
Find Similar
Published Apr 26, 2024 2y ago
Last Modified Jun 17, 2026 2w ago

Description

python-jose through 3.3.0 allows attackers to cause a denial of service (resource consumption) during a decode via a crafted JSON Web Encryption (JWE) token with a high compression ratio, aka a "JWT bomb." This is similar to CVE-2024-21319.

CVSS Details

Base Score
5.3
Exploitability
3.9
Impact
1.4
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability Low

Threat Intelligence

EPSS Exploit Probability
51.4% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-400 Uncontrolled Resource Consumption Resource Mgmt

Affected Products 1

VendorProductVersionRange
python-jose_projectpython-jose* ≤3.3.0

References 3

  • github.com https://github.com/mpdavis/python-jose/issues/344
    ExploitIssue TrackingMitigationVendor Advisory
  • github.com https://github.com/mpdavis/python-jose/pull/345
    Issue TrackingPatch
  • vicarius.io https://www.vicarius.io/vsociety/posts/jwt-bomb-in-python-jose-cve-2024-33664
    ExploitMitigationThird Party Advisory

Remediation

  • github.com https://github.com/mpdavis/python-jose/pull/345
    Issue TrackingPatch