CVE-2018-11461 Privilege escalation in SINUMERIK 808D V4.7, SINUMERIK 808D V4.8, SINUMERIK 828D V4.7, SINUMERIK 840D sl V4.7, SINUMERIK 840D sl V4.8

Q: Is CVE-2018-11461 being exploited?

There is no known exploitation of CVE-2018-11461 in the wild and no public exploit code.

Q: How do I fix CVE-2018-11461?

No fix has been published for CVE-2018-11461 yet. Limit exposure of the affected software until one is available.

Medium 6.6 Published 12 Dec 2018 Updated 5 Aug 2024

A local attacker with user privileges can exploit the service command application to escalate privileges to an elevated user on Siemens SINUMERIK controllers.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2018-11461?

CVE-2018-11461 is a medium-severity vulnerability in Siemens AG SINUMERIK 808D V4.7, SINUMERIK 808D V4.8, SINUMERIK 828D V4.7, SINUMERIK 840D sl V4.7, SINUMERIK 840D sl V4.8, published on 12 Dec 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A vulnerability has been identified in SINUMERIK 808D V4.7 (All versions), SINUMERIK 808D V4.8 (All versions), SINUMERIK 828D V4.7 (All versions < V4.7 SP6 HF1), SINUMERIK 840D sl V4.7 (All versions < V4.7 SP6 HF5), SINUMERIK 840D sl V4.8 (All versions < V4.8 SP3). A local attacker with user privileges could use the service command application for privilege escalation to an elevated user but not root. The security vulnerability could be exploited by an attacker with local access to the affected systems. Successful exploitation requires user privileges but no user interaction. The vulnerability could allow an attacker to compromise confidentiality, integrity and availability of the system. At the time of advisory publication no public exploitation of this security vulnerability was known.

Weakness: CWE-264

Which versions are affected by CVE-2018-11461?

It affects 5 products.

Products include Siemens Sinumerik 808d V4.7 Firmware, Siemens Sinumerik 808d V4.8 Firmware, Siemens Sinumerik 828d V4.7 Firmware, Siemens Sinumerik 840d Sl V4.7 Firmware, Siemens Sinumerik 840d Sl V4.8 Firmware.

How do I fix CVE-2018-11461?

No fix has been published for CVE-2018-11461 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-11461 being exploited?

There is no known exploitation of CVE-2018-11461 in the wild and no public exploit code.

Sources

Also known as GHSA-56xf-hj2c-24hg.