CVE-2023-46136

CVSS V2 None CVSS V3 None

Description

Werkzeug is a comprehensive WSGI web application library. If an upload of a file that starts with CR or LF and then is followed by megabytes of data without these characters: all of these bytes are appended chunk by chunk into internal bytearray and lookup for boundary is performed on growing buffer. This allows an attacker to cause a denial of service by sending crafted multipart data to an endpoint that will parse it. The amount of CPU time required can block worker processes from handling legitimate requests. This vulnerability has been patched in version 3.0.1.

Overview

CVE ID
CVE-2023-46136

Assigner
GitHub_M

Vulnerability Status
PUBLISHED

Published Version
2023-10-24T23:48:56.960Z

Last Modified Date
2023-10-24T23:48:56.960Z

Weakness Enumerations

CWE	URL
CWE-407	http://cwe.mitre.org/data/definitions/407.html
CWE-400	http://cwe.mitre.org/data/definitions/400.html

References

Reference URL	Reference Tags
https://github.com/pallets/werkzeug/security/advisories/GHSA-hrfv-mqp8-q5rw	x_refsource_CONFIRM
https://github.com/pallets/werkzeug/commit/f3c803b3ade485a45f12b6d6617595350c0f03e2	x_refsource_MISC
https://security.netapp.com/advisory/ntap-20231124-0008/

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2023-46136
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-46136

History

Created	Old Value	New Value	Data Type	Notes
2024-06-24 22:46:38				Added to TrackCVE