CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:L/Au:N/C:P/I:N/A:N
EPSS
Percentile
5.1%
Siemens SIMATIC STEP 7 (TIA Portal)
Version: 13 and earlier
Link:
http://www.siemens.com/
Severity level: Low
Impact: Information Disclosure
Access Vector: Local
CVSS v2:
Base Score: 2.1
Vector: (AV:L/AC:L/Au:N/C:P/I:N/A:N)
CVE: CVE-2015-1355
Siemens SIMATIC STEP 7 (TIA Portal) is an engineering software to configure and program SIMATIC controllers and Standard PCs running WinAC RTX.
The specialists of the Positive Research center have detected an Information Disclosure vulnerability in Siemens SIMATIC STEP 7 (TIA Portal).
Device user passwords in TIA portal project files are stored using a weak hashing algorithm. Attackers with read access to the project file could possibly reconstruct the passwords for device users.
Update your sofware up to the latest version
21.09.2012 - Vendor gets vulnerability details
13.02.2015 - Vendor releases fixed version and details
25.02.2015 - Public disclosure
The vulnerability was detected by Alexander Timorin, Positive Research Center (Positive Technologies Company)
<http://en.securitylab.ru/lab/PT-2015-09>
<http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-234789.pdf>[](<https://ics-cert.us-cert.gov/advisories/ICSA-14-238-02>)
Reports on the vulnerabilities previously discovered by Positive Research:
<http://www.ptsecurity.com/research/advisory/>
<http://en.securitylab.ru/lab/>