Input validation error in Bash - CVE-2017-5932

 

Input validation error in Bash - CVE-2017-5932

Published: March 27, 2017 / Updated: August 8, 2020


Vulnerability identifier: #VU39367
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-5932
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local authenticated user to execute arbitrary code.

The path autocompletion feature in Bash 4.4 allows local users to gain privileges via a crafted filename starting with a " (double quote) character and a command substitution metacharacter.


Affected software

Bash
Netcool Operations Insight
IBM Cloud Transformation Advisor
Watson Studio on Cloud Pak for Data

How to mitigate CVE-2017-5932

Install update from vendor's website.

Netcool Operations Insight - update to 1.6.8
IBM Cloud Transformation Advisor - update to 3.10.0
Watson Studio on Cloud Pak for Data - addressed in versions 4.8.7, 5.1.0

External References

Related Security Bulletins