pylons/colander · Security
Pylons Colander Denial of Service vulnerability
- GHSA ID
- GHSA-rv95-4wxj-6fqq
- CVE ID
- CVE-2017-18361
- Severity
- high
- Published
- Updated
- CVSS
- 7.5 · CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS v3
- 7.5 · CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS v4
- 8.7 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Description
In Pylons Colander through 1.6, the URL validator allows an attacker to potentially cause an infinite loop thereby causing a denial of service via an unclosed parenthesis.
CWEs
- CWE-835 · Loop with Unreachable Exit Condition ('Infinite Loop')
References
- https://nvd.nist.gov/vuln/detail/CVE-2017-18361 ↗
- https://github.com/Pylons/colander/issues/290 ↗
- https://github.com/Pylons/colander/pull/323 ↗
- https://github.com/Pylons/colander/commit/98805557c10ab5ff3016ed09aa2d48c49b9df40b ↗
- https://github.com/advisories/GHSA-rv95-4wxj-6fqq ↗
- https://github.com/pypa/advisory-database/tree/main/vulns/colander/PYSEC-2019-167.yaml ↗