CVE-2023-30608

Summary

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.

Affected Software

Weaknesses

• CWE-1333: CWE-1333: Inefficient Regular Expression Complexity

ADP Enrichment

CVE Program Container

Additional References

• https://github.com/andialbrecht/sqlparse/security/advisories/GHSA-rrm6-wvj7-cwh2
• 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://lists.debian.org/debian-lts-announce/2024/12/msg00022.html

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://github.com/andialbrecht/sqlparse/security/advisories/GHSA-rrm6-wvj7-cwh2
• 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

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