Buffer overflow in Triconex Tricon 3008 - CVE-2018-7522

 

Buffer overflow in Triconex Tricon 3008 - CVE-2018-7522

Published: April 19, 2018


Vulnerability identifier: #VU11930
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-7522
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Schneider Electric
Affected software:
Triconex Tricon 3008

Detailed vulnerability description

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

The vulnerability exists due to registers are stored to a fixed memory location when a system call is made. A local attacker can trigger memory corruption, modify the data in this location and gain supervisor-level access and control system states.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2018-7522

Update to the latest version.

Sources