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StripComments filter contains a regular expression that is vulnerable to ReDOS (Regular Expression Denial of Service)
The formatter function that strips comments from a SQL contains a regular expression that is vulnerable to ReDoS (Regular Expression Denial of Service). The regular expression may cause exponential backtracking on strings containing many repetitions of '\r\n' in SQL comments.
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WS-2021-0369 (Medium) detected in sqlparse-0.3.0-py2.py3-none-any.whl
WS-2021-0369 (High) detected in sqlparse-0.3.0-py2.py3-none-any.whl
Oct 19, 2021
WS-2021-0369 - High Severity Vulnerability
Vulnerable Library - sqlparse-0.3.0-py2.py3-none-any.whl
Non-validating SQL parser
Library home page: https://files.pythonhosted.org/packages/ef/53/900f7d2a54557c6a37886585a91336520e5539e3ae2423ff1102daf4f3a7/sqlparse-0.3.0-py2.py3-none-any.whl
Path to dependency file: /requirements.txt
Path to vulnerable library: /requirements.txt
Dependency Hierarchy:
Found in base branch: master
Vulnerability Details
StripComments filter contains a regular expression that is vulnerable to ReDOS (Regular Expression Denial of Service)
The formatter function that strips comments from a SQL contains a regular expression that is vulnerable to ReDoS (Regular Expression Denial of Service). The regular expression may cause exponential backtracking on strings containing many repetitions of '\r\n' in SQL comments.
Publish Date: 2021-09-10
URL: WS-2021-0369
CVSS 3 Score Details (7.5)
Base Score Metrics:
Suggested Fix
Type: Upgrade version
Origin: GHSA-p5w8-wqhj-9hhf
Release Date: 2021-09-10
Fix Resolution: sqlparse - 0.4.2
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