Resource exhaustion in Pallets Werkzeug
CVE-2023-25577
Werkzeug is a comprehensive WSGI web application library. Prior to version 2.2.3, Werkzeug's multipart form data parser will parse an unlimited number of parts, including file parts. Parts can be a small amount of bytes, but each requires…
EPSS: 0.004 (58.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Pallets Werkzeug — versions < 2.2.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- https://github.com/pallets/werkzeug/security/advisories/GHSA-xg9f-g7g7-2323 (x_refsource_CONFIRM)
- https://github.com/pallets/werkzeug/commit/517cac5a804e8c4dc4ed038bb20dacd038e7a9f1 (x_refsource_MISC)
- https://github.com/pallets/werkzeug/releases/tag/2.2.3 (x_refsource_MISC)
- www.debian.org/security/2023/dsa-5470
- security.netapp.com/advisory/ntap-20230818-0003/
Frequently asked questions
- What is CVE-2023-25577?
- CVE-2023-25577 is a high-severity vulnerability in Pallets Werkzeug, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2023-02-14.
- How severe is CVE-2023-25577?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-25577 known to be exploited?
- 6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.