CVE-2017-16763

9.8 CRITICAL
Published: November 10, 2017 Modified: May 13, 2026
View on NVD

Description

An exploitable vulnerability exists in the YAML parsing functionality in config.py in Confire 0.2.0. Due to the user-specific configuration being loaded from "~/.confire.yaml" using the yaml.load function, a YAML parser can execute arbitrary Python commands resulting in command execution. An attacker can insert Python into loaded YAML to trigger this vulnerability.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/bbengfort/confire/commit/8cc86a5ec2327e070f1d576d61bbaadf861597ea
Source: cve@mitre.org
Patch Third Party Advisory
https://github.com/bbengfort/confire/issues/24
Source: cve@mitre.org
Exploit Third Party Advisory
https://joel-malwarebenchmark.github.io/blog/2017/11/12/cve-2017-16763-configure-loaded-through-confire/
Source: cve@mitre.org
Exploit Third Party Advisory
https://github.com/bbengfort/confire/commit/8cc86a5ec2327e070f1d576d61bbaadf861597ea
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
https://github.com/bbengfort/confire/issues/24
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory
https://joel-malwarebenchmark.github.io/blog/2017/11/12/cve-2017-16763-configure-loaded-through-confire/
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory

6 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
4.4%
90th percentile
Exploitation Status
Not in CISA KEV

Affected Vendors

confire_project