CVE-2017-18361
Pylons Colander Denial of Service vulnerability
7.5
HIGH
CVSS 3.1
EPSS 0.13%
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.
How to fix CVE-2017-18361
To remediate CVE-2017-18361, upgrade the affected package to a fixed version below.
- PyPI/colander—upgrade to 1.7.0 or later
- —upgrade to 1.7.0 or later
Is CVE-2017-18361 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1.7.0
- from 0, < 1.7.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | 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 |
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |