CVE-2018-13804

highpriority · track · 33EPSS 0.027 · 86 %ileEURUUS
grimoire priorityP2 · Scheduled
Exploitable?
—
no known exploitation
Likely / severe?
2.66% (86th) EPSS
CVSS 9.3 · high
Is it mine?
30 products
Check your exposure
Who says so?
4 sources
cnnvd · enisa_euvd · fstec_bdu · cisa_csaf_ot

EPSS · scored 2026-10-27

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.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

  • FixedSIMATIC IT Production Suitecisa_csaf_ot

    Update to V7.1 Upd3. Contact Product Support to obtain the update. - Download: https://www.plm.automation.siemens.com/global/en/support/

    https://www.plm.automation.siemens.com/global/en/support/
  • FixedSIMATIC IT UA Discrete Manufacturingcisa_csaf_ot

    Versions V2.4 The latest V2.4 release containing SIMATIC IT Administrative Tools, SIMATIC IT Basic Service, and SIMATIC IT Full Services V7.1 Upd3 is available from GTAC Download. - Download: https://download.industrysoftware.automation.siemens.com/

    https://download.industrysoftware.automation.siemens.com/
  • MitigationSIMATIC IT LMScisa_csaf_ot

    See recommendations from section Workaround and Mitigations

  • MitigationSIMATIC IT Production Suitecisa_csaf_ot

    Siemens has identified the following specific workarounds and mitigations thatcustomers can apply to reduce the risk: Restrict network access to affected installations.

  • MitigationSIMATIC IT UA Discrete Manufacturingcisa_csaf_ot

    See recommendations from section Workaround and Mitigations

02

cvss

Technical severity, 0–10. One row per scoring source.

9.3
010

base score 0–10 · higher = more severe · hover a vector to decode

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10
v3.08.1highCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.2 · impact 5.9
v3.07.7highCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L/E:P/RL:O/RC:Csecondary · CISA US
v3.07.4highCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)
v3.17.7highAV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Lsecondary · FSTEC (BDU) RU
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-287USCWE-287USCWE-287US
04

affected products (30)

Products and version ranges known to be affected.

showing 20 of 30
05

advisories (1)

Vendor and ecosystem advisories describing this.

  • ICSA-18-317-07ICSA-18-317-07 Siemens SIMATIC IT Production Suite2018-11-13icsa · cisa_csaf_otUS

    CISA recommends users take defensive measures to minimize the exploitation risk of this vulnerability.

06

also known as (4)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdfstec_bducisa_csaf_otNVDCVE.orgMITRE
published 2018-12-13modified 2026-06-17
08

references (7)

External citations — patches, advisories, analysis.

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