Buffer overflow in Pallets Werkzeug
CVE-2023-46136
Werkzeug is a comprehensive WSGI web application library. In versions on the 3.x branch prior to 3.0.1 and on the 2.x branch prior to 2.3.8, if an upload of a file that starts with CR or LF and then is followed by megabytes of data without…
Vulnerability class: DoS (Denial of Service)
EPSS: 0.009 (75.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Pallets Werkzeug — versions >= 3.0.0, < 3.0.1, >= 2.0.0rc1, < 2.3.8, < 3.0.1
- Palletsprojects Werkzeug — versions 3.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- af854a3a-2127-422b-91ae-364da2661108 (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-46136?
- CVE-2023-46136 is a high-severity vulnerability in Pallets Werkzeug, classified under Uncontrolled Resource Consumption. CVSS score: 8.0/10. Published 2023-10-25.
- How severe is CVE-2023-46136?
- High severity. CVSS v3 base score is 8.0 out of 10.
- Is CVE-2023-46136 known to be exploited?
- 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.