Incorrect default permissions in Singularity - CVE-2019-19724

CSH
CYBERSECURITY HELP
Sign In REGISTER
 
Main Vulnerability Database Vulnerabilities #VU31793

Incorrect default permissions in Singularity - CVE-2019-19724

Published: July 23, 2020


Vulnerability identifier: #VU31793
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-19724
CWE-ID: CWE-276
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to insecure permissions for files and folders that are set by the application on $HOME/.singularity file when it is newly created by Singularity. A local user with access to the system can view contents of files and directories or modify them.


Affected software

Singularity
singularity (Alpine package)
Opensuse

How to mitigate CVE-2019-19724

Install updates from vendor's website.

Singularity - update to 3.5.2
singularity (Alpine package) - update to 3.5.2-r0

External References

Related Security Bulletins