CVE-2017-16763 - An exploitable vulnerability exists in the YAML parsing functionality in config.py in Confire 0.2.0.

CVE-2017-16763

Summary

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.

References

Vulnerable Configurations

cpe:2.3:a:confire_project:confire:0.2.0:*:*:*:*:*:*:*
cpe:2.3:a:confire_project:confire:0.2.0:*:*:*:*:*:*:*

CVSS

Base:	7.5 (as of 03-10-2019 - 00:03)
Impact:
Exploitability:

CWE

NVD-CWE-noinfo

CAPEC

Access

Vector	Complexity	Authentication
NETWORK	LOW	NONE

Impact

Confidentiality	Integrity	Availability
PARTIAL	PARTIAL	PARTIAL

cvss-vector via4

AV:N/AC:L/Au:N/C:P/I:P/A:P

refmap via4

confirm	https://github.com/bbengfort/confire/commit/8cc86a5ec2327e070f1d576d61bbaadf861597ea
misc	https://github.com/bbengfort/confire/issues/24 https://joel-malwarebenchmark.github.io/blog/2017/11/12/cve-2017-16763-configure-loaded-through-confire/

Last major update

03-10-2019 - 00:03

Published

10-11-2017 - 09:29

Last modified

03-10-2019 - 00:03