CVE-2023-30608: Parser contains an inefficient regular expression in sqlparse
First published: Tue Apr 18 2023(Updated: )
### Impact The SQL parser contains a regular expression that is vulnerable to [ReDoS](https://owasp.org/www-community/attacks/Regular_expression_Denial_of_Service_-_ReDoS) (Regular Expression Denial of Service). The vulnerability may lead to Denial of Service (DoS). ### Patches This issues has been fixed in sqlparse 0.4.4. ### Workarounds None. ### References This issue was discovered and reported by GHSL team member [@erik-krogh (Erik Krogh Kristensen)](https://github.com/erik-krogh). - Commit that introduced the vulnerability: e75e35869473832a1eb67772b1adfee2db11b85a
Credit: security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/python-sqlparse | <0.4.4 | 0.4.4 |
| pip/sqlparse | >=0.1.15<0.4.4 | 0.4.4 |
| sqlparse | >=0.1.15<0.4.4 | |
| Debian GNU/Linux | =10.0 |
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Reference Links
- https://github.com/andialbrecht/sqlparse/security/advisories/GHSA-rrm6-wvj7-cwh2
- https://nvd.nist.gov/vuln/detail/CVE-2023-30608
- https://github.com/andialbrecht/sqlparse/commit/c457abd5f097dd13fb21543381e7cfafe7d31cfb
- https://github.com/andialbrecht/sqlparse/commit/e75e35869473832a1eb67772b1adfee2db11b85a
- https://owasp.org/www-community/attacks/Regular_expression_Denial_of_Service_-_ReDoS
- https://lists.debian.org/debian-lts-announce/2023/05/msg00017.html
- https://github.com/pypa/advisory-database/tree/main/vulns/sqlparse/PYSEC-2023-87.yaml
- https://github.com/advisories/GHSA-rrm6-wvj7-cwh2 (Advisory)
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2187907
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2187906
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2187911
- https://access.redhat.com/errata/RHSA-2023:4591
- https://access.redhat.com/security/cve/cve-2023-30608
- https://access.redhat.com/errata/RHSA-2023:6818
- https://bugzilla.redhat.com/show_bug.cgi?id=2187903
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