CVE-2018-7753
An issue was discovered in Bleach 2.1.x before 2.1.3. Attributes that ...
Severidad por fuente
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Descripción
An issue was discovered in Bleach 2.1.x before 2.1.3. Attributes that have URI values weren't properly sanitized if the values contained character entities. Using character entities, it was possible to construct a URI value with a scheme that was not allowed that would slide through unsanitized.
Paquetes afectados y versiones corregidas
| Fuente | Paquete | Corregido en |
|---|---|---|
| pip::GitHub Security Advisory pip | bleach | 2.1.3 |
| debian 11 | python-bleach | 2.1.3-1 |
| debian 12 | python-bleach | 2.1.3-1 |
| debian 13 | python-bleach | 2.1.3-1 |
| debian 14 | python-bleach | 2.1.3-1 |
| echo | python-bleach | 2.1.3-1 |
| ubuntu 18.04-ESM | python-bleach | 2.1.2-1ubuntu0.1~esm1 |
Referencias
- https://bugs.debian.org/892252
- https://github.com/mozilla/bleach
- https://github.com/mozilla/bleach/commit/c5df5789ec3471a31311f42c2d19fc2cf21b35ef
- https://github.com/mozilla/bleach/pull/356
- https://github.com/mozilla/bleach/releases/tag/v2.1.3
- https://github.com/pypa/advisory-database/tree/main/vulns/bleach/PYSEC-2018-51.yaml
- https://nvd.nist.gov/vuln/detail/CVE-2018-7753
- https://ubuntu.com/security/notices/USN-8077-1