CVE-2020-13388
CRITICALjw.util < 2.3 - OS Command Injection via YAML Configuration Loading
Title source: llmDescription
An exploitable vulnerability exists in the configuration-loading functionality of the jw.util package before 2.3 for Python. When loading a configuration with FromString or FromStream with YAML, one can execute arbitrary Python code, resulting in OS command execution, because safe_load is not used.
References (3)
Core 3
Core References
Exploit, Third Party Advisory x_refsource_misc
https://joel-malwarebenchmark.github.io
Exploit, Third Party Advisory x_refsource_misc
https://joel-malwarebenchmark.github.io/blog/2020/04/27/cve-2020-13388-jw-util-vulnerability/
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20200528-0002/
Scores
CVSS v3
9.8
EPSS
0.0232
EPSS Percentile
85.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-78
Status
published
Products (2)
pypi/jw.util
0 - 2.3PyPI
python/jw.util
< 2.3
Published
May 22, 2020
Tracked Since
Feb 18, 2026