CVE-2013-4943

highpriority · track · 29EPSS 0.004 · 37 %ileEUUS
grimoire priorityP2 · Scheduled
Exploitable?
—
no known exploitation
Likely / severe?
0.43% (37th) EPSS
CVSS 7.2 · high
Is it mine?
12 products
Check your exposure
Who says so?
4 sources
cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-27

The client application in Siemens COMOS before 9.1 Update 458, 9.2 before 9.2.0.6.37, and 10.0 before 10.0.3.0.19 allows local users to gain privileges and bypass intended database-operation restrictions by leveraging COMOS project access.

01

remediations

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

No vendor fix yet; a mitigation is available.

  • MitigationCOMOScisa_csaf_ot

    Siemens provides the following updates for COMOS Versions 9.1, 9.2, and 10.0 that resolves this vulnerability: COMOS v9.1 use patch LyraUpdate458 (Update 458), COMOS v9.2 use patch V092_Upd06_Patch037 (9.2.0.6.37), COMOS v10.0 use patch V100_SP03_Patch019 (10.0.3.0.19)

  • MitigationCOMOS 10.0cisa_csaf_ot

    Siemens provides the following updates for COMOS Versions 9.1, 9.2, and 10.0 that resolves this vulnerability: COMOS v9.1 use patch LyraUpdate458 (Update 458), COMOS v9.2 use patch V092_Upd06_Patch037 (9.2.0.6.37), COMOS v10.0 use patch V100_SP03_Patch019 (10.0.3.0.19)

  • MitigationCOMOS 9.1cisa_csaf_ot

    Siemens provides the following updates for COMOS Versions 9.1, 9.2, and 10.0 that resolves this vulnerability: COMOS v9.1 use patch LyraUpdate458 (Update 458), COMOS v9.2 use patch V092_Upd06_Patch037 (9.2.0.6.37), COMOS v10.0 use patch V100_SP03_Patch019 (10.0.3.0.19)

  • MitigationCOMOS 9.2cisa_csaf_ot

    Siemens provides the following updates for COMOS Versions 9.1, 9.2, and 10.0 that resolves this vulnerability: COMOS v9.1 use patch LyraUpdate458 (Update 458), COMOS v9.2 use patch V092_Upd06_Patch037 (9.2.0.6.37), COMOS v10.0 use patch V100_SP03_Patch019 (10.0.3.0.19)

02

cvss

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

7.2
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.1–7.2

v2.07.2highAV:L/AC:L/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 3.9 · impact 10
v2.07.2highAV:L/AC:L/Au:N/C:C/I:C/A:Csecondary · CISA US
v2.06.1mediumAV:L/AC:L/Au:N/C:C/I:C/A:C/E:Usecondary · CVSS-BT (t0sche)
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-264USprimaryCWE-269US
04

affected products (12)

Products and version ranges known to be affected.

05

advisories (1)

Vendor and ecosystem advisories describing this.

  • ICSA-13-233-01Siemens COMOS Privilege Escalation Vulnerability2013-05-24icsa · cisa_csaf_otUS

    This CSAF advisory was extracted from unstructured data and may contain inaccuracies. If you notice any errors, please reach out to the designated contact at CISA CSAF: central@cisa.dhs.gov

06

also known as (3)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdcisa_csaf_otnvdNVDCVE.orgMITRE
published 2013-08-09modified 2026-06-16
09

references (3)

External citations — patches, advisories, analysis.

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