#VU16507 Privilege escalation in Siemens products - CVE-2018-11460

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Main Vulnerability Database Vulnerabilities #VU16507

#VU16507 Privilege escalation in Siemens products - CVE-2018-11460

Published: December 12, 2018


Vulnerability identifier: #VU16507
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-11460
CWE-ID: CWE-693
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
SINUMERIK 808D
SINUMERIK 840D
SINUMERIK 828D
Software vendor:
Siemens

Description

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

The vulnerability exists due to protection mechanism failure. A local attacker can modify a CRAMFS archive so that after reboot, the system loads the modified CRAMFS file that can execute arbitrary code with root privileges.

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


Remediation

Update SINUMERIK 828D to version 4.7 SP6 HF1.
Update SINUMERIK 840D to version 4.7 SP6 HF5 or 4.8 SP3.

External links