Vulnerability Description
dparse is a parser for Python dependency files. dparse in versions before 0.5.2 contain a regular expression that is vulnerable to a Regular Expression Denial of Service. All the users parsing index server URLs with dparse are impacted by this vulnerability. A patch has been applied in version `0.5.2`, all the users are advised to upgrade to `0.5.2` as soon as possible. Users unable to upgrade should avoid passing index server URLs in the source file to be parsed.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Pyup | Dependency Parser | < 0.5.1 |
Related Weaknesses (CWE)
References
- https://github.com/pyupio/dparse/commit/8c990170bbd6c0cf212f1151e9025486556062d5PatchThird Party Advisory
- https://github.com/pyupio/dparse/commit/d87364f9db9ab916451b1b036cfeb039e726e614PatchThird Party Advisory
- https://github.com/pyupio/dparse/security/advisories/GHSA-8fg9-p83m-x5pqThird Party Advisory
- https://owasp.org/www-community/attacks/Regular_expression_Denial_of_Service_-_RTechnical DescriptionThird Party Advisory
- https://github.com/pyupio/dparse/commit/8c990170bbd6c0cf212f1151e9025486556062d5PatchThird Party Advisory
- https://github.com/pyupio/dparse/commit/d87364f9db9ab916451b1b036cfeb039e726e614PatchThird Party Advisory
- https://github.com/pyupio/dparse/security/advisories/GHSA-8fg9-p83m-x5pqThird Party Advisory
- https://owasp.org/www-community/attacks/Regular_expression_Denial_of_Service_-_RTechnical DescriptionThird Party Advisory
FAQ
What is CVE-2022-39280?
CVE-2022-39280 is a vulnerability with a CVSS score of 5.9 (MEDIUM). dparse is a parser for Python dependency files. dparse in versions before 0.5.2 contain a regular expression that is vulnerable to a Regular Expression Denial of Service. All the users parsing index s...
How severe is CVE-2022-39280?
CVE-2022-39280 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-39280?
Check the references section above for vendor advisories and patch information. Affected products include: Pyup Dependency Parser.