CVE-2018-13804

Description

A vulnerability has been identified in SIMATIC IT LMS (All versions), SIMATIC IT Production Suite (Versions V7.1 < V7.1 Upd3), SIMATIC IT UA Discrete Manufacturing (Versions < V1.2), SIMATIC IT UA Discrete Manufacturing (Versions V1.2), SIMATIC IT UA Discrete Manufacturing (Versions V1.3), SIMATIC IT UA Discrete Manufacturing (Versions V2.3), SIMATIC IT UA Discrete Manufacturing (Versions V2.4). An attacker with network access to the installation could bypass the application-level authentication. In order to exploit the vulnerability, an attacker must obtain network access to an affected installation and must obtain a valid username to the system. 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 vulnerability was known.

Category

8.1
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 3.38% Top 15%
Vendor Advisory siemens.com
Affected: Siemens AG SIMATIC IT LMS, SIMATIC IT Production Suite, SIMATIC IT UA Discrete Manufacturing, SIMATIC IT UA Discrete Manufacturing, SIMATIC IT UA Discrete Manufacturing, SIMATIC IT UA Discrete Manufacturing, SIMATIC IT UA Discrete Manufacturing
Published at:
Updated at:

References

Link Tags
https://cert-portal.siemens.com/productcert/pdf/ssa-886615.pdf vendor advisory
http://www.securityfocus.com/bid/105924 vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2018-13804?
CVE-2018-13804 has been scored as a high severity vulnerability.
How to fix CVE-2018-13804?
To fix CVE-2018-13804, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-13804 being actively exploited in the wild?
It is possible that CVE-2018-13804 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-13804?
CVE-2018-13804 affects Siemens AG SIMATIC IT LMS, SIMATIC IT Production Suite, SIMATIC IT UA Discrete Manufacturing, SIMATIC IT UA Discrete Manufacturing, SIMATIC IT UA Discrete Manufacturing, SIMATIC IT UA Discrete Manufacturing, SIMATIC IT UA Discrete Manufacturing.
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