Resource exhaustion in Python-jose_project Python-jose

CVE-2024-33664

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.

Vulnerability class: DoS (Denial of Service)

EPSS: 0.008 (52.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-33664?
CVE-2024-33664 is a medium-severity vulnerability in Python-jose_project Python-jose, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2024-04-26.
How severe is CVE-2024-33664?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2024-33664 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.