CVE-2012-3015 — Untrusted search path vulnerability in Siemens SIMATIC STEP7 before 5.5 SP1, as used in SIMATIC PCS7 7.1 SP3 and earlier and other products, allows local users to gain privileges via a Trojan horse DLL in a STEP7 project folder

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MEDIUM

Untrusted search path vulnerability in Siemens SIMATIC STEP7 before 5.5 SP1, as used in SIMATIC PCS7 7.1 SP3 and earlier and other products, allows local users to gain privileges via a Trojan horse DLL in a STEP7 project folder

Published Jul 26, 2012

6.9

MEDIUM

CVSS 2.0

EPSS 0.46%

Description

Untrusted search path vulnerability in Siemens SIMATIC STEP7 before 5.5 SP1, as used in SIMATIC PCS7 7.1 SP3 and earlier and other products, allows local users to gain privileges via a Trojan horse DLL in a STEP7 project folder.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.46% 0.00455

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00455

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (11 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.46% (0.00455)	37.19th	v5 (v2026.06.15)
Jun 15, 2026	0.46% (0.00455)	35.91th	v5 (v2026.06.15)
Mar 17, 2025	0.17% (0.00169)	35.57th	v4 (v2025.03.14)
Dec 12, 2024	0.08% (0.00083)	37.33th	v3 (v2023.03.01)
May 8, 2024	0.05% (0.00052)	19.71th	v3 (v2023.03.01)
Feb 8, 2024	0.05% (0.00052)	17.69th	v3 (v2023.03.01)
Mar 7, 2023	0.07% (0.00071)	28.79th	v3 (v2023.03.01)
Mar 6, 2023	0.89% (0.00885)	27.89th	v2 (v2022.01.01)
Sep 10, 2022	0.89% (0.00885)	26.24th	v2 (v2022.01.01)
Apr 1, 2022	0.89% (0.00885)	24.24th	v2 (v2022.01.01)
Feb 4, 2022	0.89% (0.00885)	10.50th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (2)

http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-110665.pdf
x_refsource_CONFIRMVendor Advisory
http://www.us-cert.gov/control_systems/pdf/ICSA-12-205-02.pdf
x_refsource_MISCUS Government Resource

Link	Providers	Tags
http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-110665.pdf		x_refsource_CONFIRMVendor Advisory
http://www.us-cert.gov/control_systems/pdf/ICSA-12-205-02.pdf		x_refsource_MISCUS Government Resource

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner icscert

Published Jul 26, 2012

Updated Sep 16, 2024

Reserved May 30, 2012

Link CVE-2012-3015

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2012-3015

Red Hat

Severity n/a

Public date n/a

Links CVE-2012-3015