CRITICAL · 9.8

CVE-2018-11466

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 <...

Vulnerability 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). Specially crafted network packets sent to port 102/tcp (ISO-TSAP) could allow a remote attacker to either cause a Denial-of-Service condition of the integrated software firewall or allow to execute code in the context of the software firewall. The security vulnerability could be exploited by an attacker with network access to the affected systems on port 102/tcp. Successful exploitation requires no user privileges and 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

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
SiemensSinumerik 808D V4.7 FirmwareAll versions
SiemensSinumerik 808D V4.7-
SiemensSinumerik 808D V4.8 FirmwareAll versions
SiemensSinumerik 808D V4.8-
SiemensSinumerik 840D Sl V4.7 Firmware<= 4.7
SiemensSinumerik 840D Sl V4.7-
SiemensSinumerik 840D Sl V4.8 Firmware<= 4.8
SiemensSinumerik 840D Sl V4.8-
SiemensSinumerik 828D V4.7 Firmware<= 4.7
SiemensSinumerik 828D V4.7-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2018-11466?

CVE-2018-11466 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 <...

How severe is CVE-2018-11466?

CVE-2018-11466 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-11466?

Check the references section above for vendor advisories and patch information. Affected products include: Siemens Sinumerik 808D V4.7 Firmware, Siemens Sinumerik 808D V4.7, Siemens Sinumerik 808D V4.8 Firmware, Siemens Sinumerik 808D V4.8, Siemens Sinumerik 840D Sl V4.7 Firmware.