PT-2015-5230 · Siemens · Simatic Step 7

Aleksandr Timorin · Published 2015-02-18 · Updated 2015-02-18 · CVE-2015-1355

Positive Technologies (AI Summary)

CVSS v2.0

2.1

Low

Base vector

AV:L/AC:L/Au:N/C:P/I:N/A:N

Name of the Vulnerable Software and Affected Versions Siemens SIMATIC STEP 7 (TIA Portal) versions prior to 13 SP1

Description The issue allows local users to determine cleartext passwords by reading a project file and conducting a brute-force attack due to the use of a weak password-hash algorithm.

Recommendations For versions prior to 13 SP1, update to version 13 SP1 or later to resolve the issue.

Fix

Weakness Enumeration

CWE-310

Related Identifiers

CVE-2015-1355

Affected Products

Simatic Step 7

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2015-1355 · Security Note
• http://siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-234789.pdf · Vendor Advisory