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CVE-2024-21503 Detail

Description

Versions of the package black before 24.3.0 are vulnerable to Regular Expression Denial of Service (ReDoS) via the lines_with_leading_tabs_expanded function in the strings.py file. An attacker could exploit this vulnerability by crafting a malicious input that causes a denial of service. Exploiting this vulnerability is possible when running Black on untrusted input, or if you habitually put thousands of leading tab characters in your docstrings.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://github.com/psf/black/commit/f00093672628d212b8965a8993cee8bedf5fe9b8
https://github.com/psf/black/commit/f00093672628d212b8965a8993cee8bedf5fe9b8
https://github.com/psf/black/releases/tag/24.3.0
https://github.com/psf/black/releases/tag/24.3.0
https://security.snyk.io/vuln/SNYK-PYTHON-BLACK-6256273
https://security.snyk.io/vuln/SNYK-PYTHON-BLACK-6256273

Weakness Enumeration

CWE-ID CWE Name Source
CWE-1333 Inefficient Regular Expression Complexity Snyk  
CWE-75 Failure to Sanitize Special Elements into a Different Plane (Special Element Injection) CISA-ADP  

Change History

4 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2024-21503
NVD Published Date:
03/19/2024
NVD Last Modified:
11/21/2024
Source:
Snyk