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CVE-2023-30608

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Date: April 18, 2023

sqlparse is a non-validating SQL parser module for Python. In affected versions the SQL parser contains a regular expression that is vulnerable to ReDoS (Regular Expression Denial of Service). This issue was introduced by commit `e75e358`. The vulnerability may lead to Denial of Service (DoS). This issues has been fixed in sqlparse 0.4.4 by commit `c457abd5f`. Users are advised to upgrade. There are no known workarounds for this issue.

Language: Python

Severity Score

Related Resources (9)

https://github.com/andialbrecht/sqlparse/commit/c457abd5f097dd13fb21543381e7cfafe7d31cfb
https://owasp.org/www-community/attacks/Regular_expression_Denial_of_Service_-_ReDoS
https://nvd.nist.gov/vuln/detail/CVE-2023-30608
https://github.com/andialbrecht/sqlparse/security/advisories/GHSA-rrm6-wvj7-cwh2
https://github.com/pypa/advisory-database/tree/main/vulns/sqlparse/PYSEC-2023-87.yaml
https://github.com/andialbrecht/sqlparse/commit/e75e35869473832a1eb67772b1adfee2db11b85a
https://github.com/andialbrecht/sqlparse
https://lists.debian.org/debian-lts-announce/2023/05/msg00017.html
https://www.mend.io/vulnerability-database/CVE-2023-30608

Severity Score

Weakness Type (CWE)

Inefficient Regular Expression Complexity

CWE-1333

Top Fix

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Upgrade Version

Upgrade to version sqlparse - 0.4.4

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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