PYSEC-2021-108
En bref
- Publiée
- Mise à jour
- CVE
- CVE-2021-33503
- Alias
- GHSA-q2q7-5pp4-w6pg
Description
An issue was discovered in urllib3 before 1.26.5. When provided with a URL containing many @ characters in the authority component, the authority regular expression exhibits catastrophic backtracking, causing a denial of service if a URL were passed as a parameter or redirected to via an HTTP redirect.
Paquets affectés
| Paquet | Versions |
|---|---|
| PyPI · urllib3 | introduced 5b047b645f5f93900d5e2fc31230848c25eb1f5f, fixed 2d4a3fee6de2fa45eb82169361918f759269b4ec ; introduced 1.25.4, fixed 1.26.5 |
Références
- https://github.com/advisories/GHSA-q2q7-5pp4-w6pg ADVISORY
- https://github.com/urllib3/urllib3/commit/2d4a3fee6de2fa45eb82169361918f759269b4ec FIX
Sources
| Source | Licence |
|---|---|
| OSV.dev | CC-BY 4.0 — PyPA Advisory Database |