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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| pyupio | dparse | < 0.5.2 | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| PyPI | dparse | < 0.5.2 | 0.5.2 | GHSA-8fg9-p83m-x5pq |
References
- https://owasp.org/www-community/attacks/Regular_expression_Denial_of_Service_-_ReDoS
- https://github.com/pyupio/dparse/security/advisories/GHSA-8fg9-p83m-x5pq
- https://github.com/pyupio/dparse/commit/8c990170bbd6c0cf212f1151e9025486556062d5
- https://github.com/pyupio/dparse/commit/d87364f9db9ab916451b1b036cfeb039e726e614