Privilege escalation in Apcupsd - CVE-2017-7884

 

Privilege escalation in Apcupsd - CVE-2017-7884

Published: June 20, 2017 / Updated: June 20, 2017


Vulnerability identifier: #VU7132
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-7884
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Apcupsd Project
Affected software:
Apcupsd

Detailed vulnerability description

The vulnerability allows a local authenticated unprivileged attacker to gain elevated privileges on the target system.

The weakness exists due to insecure default permissions to installation directory of APCUPSD. A local attacker can replace the 'C:\apcupsd\bin\apcupsd.exe' executable with an arbitrary file and execute arbitrary code with system level privileges at startup.

Successful exploitation of the vulnerability may result in system compromise.

How to mitigate CVE-2017-7884

Cybersecurity Help is currently unaware of any official patch addressing the vulnerability.

Sources