VulnerabilityModified

CVE-2018-13804

HIGH 8.1EPSS 2.66%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.66%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.0: 8.1 HIGHCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 2.66% probability · 85th percentile
CISA KEV: Not listed
Weakness: CWE-287
Affected: siemens/simatic it line monitoring system · siemens/simatic it production suite · siemens/simatic it ua discrete manufacturing
Source: productcert@siemens.com

References

http://www.securityfocus.com/bid/105924Third Party Advisory, VDB Entry
https://cert-portal.siemens.com/productcert/pdf/ssa-886615.pdfVendor Advisory
http://www.securityfocus.com/bid/105924Third Party Advisory, VDB Entry
https://cert-portal.siemens.com/productcert/pdf/ssa-886615.pdfVendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.