CVE-2012-2596

mediumpriority · track · 23EPSS 0.015 · 74 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.49% (74th) EPSS

CVSS 5.5 · medium

Is it mine?

4 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-24

The XPath functionality in unspecified web applications in Siemens WinCC 7.0 SP3 before Update 2 does not properly handle special characters in parameters, which allows remote authenticated users to read or modify settings via a crafted URL, related to an "XML injection" attack.

remediations

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

No vendor fix yet; a mitigation is available.

MitigationSiemens WinCCcisa_csaf_ot
The buffer overflow vulnerability can only be exploited if the user starts the DiagAgent Web server manually. Siemens recommends that users check to ensure that the DiagAgent Web server is disabled and cautions users to only enable this option if and when it is needed.

cvss

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

5.5

010

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

v2.05.5mediumAV:N/AC:L/Au:S/C:P/I:P/A:Nprimary · NVD / NIST USexploitability 8 · impact 4.9

v2.05.5mediumAV:N/AC:L/Au:S/C:P/I:P/A:Nsecondary · CISA US

v2.04.7mediumAV:N/AC:L/Au:S/C:P/I:P/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-94USprimaryCWE-91US

affected products (4)

Products and version ranges known to be affected.

Siemens Siemens WinCC: 7.0_SP3all versionscisa_csaf_otUS
Siemens Siemens WinCCall versionscisa_csaf_otUS
n/a n/a≤ n/aenisa_euvdEU
siemens wincc= 7.0nvdUScpe:2.3:a:siemens:wincc:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-12-158-01Siemens WinCC Multiple Vulnerabilities2012-03-10icsa · 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 2012-06-08modified 2026-06-16

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+10417 more

references (9)

External citations — patches, advisories, analysis.

scry

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