CVE-2012-4693 — Invensys Wonderware InTouch 2012 R2 and earlier and Siemens ProcessSuite use a weak encryption algorithm for data in Ps_security.ini, which makes it easier for local users to discover passwords by reading this file

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LOW

Invensys Wonderware InTouch 2012 R2 and earlier and Siemens ProcessSuite use a weak encryption algorithm for data in Ps_security.ini, which makes it easier for local users to discover passwords by reading this file

Published Dec 18, 2012

1.9

LOW

CVSS 2.0

EPSS 0.23%

Description

Invensys Wonderware InTouch 2012 R2 and earlier and Siemens ProcessSuite use a weak encryption algorithm for data in Ps_security.ini, which makes it easier for local users to discover passwords by reading this file.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.23% 0.00228

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

EPSS probability 0.00228

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 (9 key points)

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

Date	Score	Percentile	Model
Oct 1, 2026	0.23% (0.00228)	12.29th	v5 (v2026.06.15)
Jun 15, 2026	0.19% (0.00192)	8.96th	v5 (v2026.06.15)
Mar 17, 2025	0.08% (0.00077)	20.46th	v4 (v2025.03.14)
Dec 12, 2024	0.04% (0.00042)	0.34th	v3 (v2023.03.01)
Mar 7, 2023	0.04% (0.00042)	0.50th	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 (1)

CWE-310

References (2)

http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-370812.pdf
x_refsource_CONFIRMVendor Advisory
http://www.us-cert.gov/control_systems/pdf/ICSA-12-348-01.pdf
x_refsource_MISCUS Government Resource

Link	Providers	Tags
http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-370812.pdf		x_refsource_CONFIRMVendor Advisory
http://www.us-cert.gov/control_systems/pdf/ICSA-12-348-01.pdf		x_refsource_MISCUS Government Resource

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner icscert

Published Dec 18, 2012

Updated Sep 16, 2024

Reserved Aug 28, 2012

Link CVE-2012-4693

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2012-4693

Red Hat

Severity n/a

Public date n/a

Links CVE-2012-4693