CVE-2023-25577Allocation of Resources Without Limits or Throttling in Werkzeug

Severity
7.5HIGHNVD
OSV3.5
EPSS
0.4%
top 41.36%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedFeb 14
Latest updateJun 20

Description

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 CPU time to parse and may use more memory as Python data. If a request can be made to an endpoint that accesses `request.data`, `request.form`, `request.files`, or `request.get_data(parse_form_data=False)`, it can cause unexpectedly high resource usage. This al

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages3 packages

CVEListV5pallets/werkzeug< 2.2.3

Patches

🔴Vulnerability Details

5
OSV
python-werkzeug vulnerabilities2023-03-13
OSV
High resource usage when parsing multipart form data with many fields2023-02-15
GHSA
High resource usage when parsing multipart form data with many fields2023-02-15
CVEList
Werkzeug may allow high resource usage when parsing multipart form data with many fields2023-02-14
OSV
CVE-2023-25577: Werkzeug is a comprehensive WSGI web application library2023-02-14

📋Vendor Advisories

6
Ubuntu
Werkzeug vulnerabilities2023-06-20
Oracle
Oracle Oracle Communications Risk Matrix: Policy (Werkzeug) — CVE-2023-255772023-04-15
Ubuntu
Werkzeug vulnerabilities2023-03-13
Red Hat
python-werkzeug: high resource usage when parsing multipart form data with many fields2023-02-14
Microsoft
Werkzeug may allow high resource usage when parsing multipart form data with many fields2023-02-14
CVE-2023-25577 — Pallets Werkzeug vulnerability | cvebase