Link following in Augeas - CVE-2012-0786

 

Link following in Augeas - CVE-2012-0786

Published: November 23, 2013 / Updated: August 10, 2020


Vulnerability identifier: #VU42328
CSH Severity: Medium
CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2012-0786
CWE-ID: CWE-59
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

The transform_save function in transform.c in Augeas before 1.0.0 allows local users to overwrite arbitrary files and obtain sensitive information via a symlink attack on a .augnew file.


Affected software

Augeas
Amazon Linux AMI
augeas (Alpine package)

How to mitigate CVE-2012-0786

Install update from vendor's website.

augeas (Alpine package) - update to 0.10.0-r1

External References

Related Security Bulletins