CVE-2012-3034

mediumpriority · track · 18EPSS 0.022 · 82 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

2.16% (82nd) EPSS

CVSS 4.3 · medium

Is it mine?

8 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-24

WebNavigator in Siemens WinCC 7.0 SP3 and earlier, as used in SIMATIC PCS7 and other products, allows remote attackers to discover a username and password via crafted parameters to unspecified methods in ActiveX controls.

remediations

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

No vendor fix yet; a mitigation is available.

MitigationWebNavigator component of WinCCcisa_csaf_ot
No patch is yet available for vulnerability 2

cvss

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

8.3

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–high · 3.7–8.3

v2.04.3mediumAV:N/AC:M/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 8.6 · impact 2.9

v2.08.3highAV:N/AC:M/Au:N/C:C/I:P/A:Psecondary · CISA US

v2.03.7lowAV:N/AC:M/Au:N/C:P/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-200USprimaryCWE-618US

affected products (8)

Products and version ranges known to be affected.

Siemens WebNavigator component of WinCC: <=7.0_SP3all versionscisa_csaf_otUS
Siemens WebNavigator component of WinCC≤ 7.0_SP3cisa_csaf_otUS
n/a n/a≤ n/aenisa_euvdEU
siemens simatic pcs7= 8.0nvdUScpe:2.3:a:siemens:simatic_pcs7:*:*:*:*:*:*:*:*
siemens wincc≤ 7.0nvdUScpe:2.3:a:siemens:wincc:*:*:*:*:*:*:*:*
siemens wincc= 5.0nvdUScpe:2.3:a:siemens:wincc:*:*:*:*:*:*:*:*
siemens wincc= 6.0nvdUScpe:2.3:a:siemens:wincc:*:*:*:*:*:*:*:*
siemens wincc= 7.0nvdUScpe:2.3:a:siemens:wincc:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-12-256-01Siemens WinCC WebNavigator Multiple Vulnerabilities2012-06-16icsa · 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

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cisa_csaf_ot nvd NVD CVE.org MITRE

published 2012-09-18modified 2026-06-16

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+19279 more

references (11)

External citations — patches, advisories, analysis.

scry

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