CVE-2018-11463

Severity: high (CVSS 7.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-12-12 · updated 2026-06-17
Weakness: CWE-121

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 buffer overflow in the service command application could allow a local attacker to execute code with elevated privileges. 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.

Affected products

Siemens Sinumerik 808D V4.7 Firmware: all versions
Siemens Sinumerik 808D V4.8 Firmware: all versions
Siemens Sinumerik 828D V4.7 Firmware: through 4.7
Siemens Sinumerik 840D Sl V4.7 Firmware: through 4.7
Siemens Sinumerik 840D Sl V4.8 Firmware: through 4.8

References

Get alerted when CVE-2018-11463 or the next vulnerability affects your stack