Permissions, Privileges, and Access Controls in Keepalived - CVE-2018-19045

 

Permissions, Privileges, and Access Controls in Keepalived - CVE-2018-19045

Published: November 10, 2018


Vulnerability identifier: #VU15790
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-19045
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Keepalived
Affected software:
Keepalived

Detailed vulnerability description

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

The vulnerability exists due to software sets insecure default permissions (0666) when creating new temporary files upon a call to PrintData or PrintStats. A local user can read potentially sensitive information from temporary files.



How to mitigate CVE-2018-19045

Install updates from vendor's website.

Sources