CVE-2016-7959

Published on: 10/13/2016 12:00:00 AM UTC

Last Modified on: 03/23/2021 11:27:06 PM UTC

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

Certain versions of Simatic Step 7 from Siemens contain the following vulnerability:

Siemens SIMATIC STEP 7 (TIA Portal) before 14 improperly stores pre-shared key data in TIA project files, which makes it easier for local users to obtain sensitive information by leveraging access to a file and conducting a brute-force attack.

  • CVE-2016-7959 has been assigned by [email protected] to track the vulnerability - currently rated as MEDIUM severity.

CVSS3 Score: 4.7 - MEDIUM

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
LOCAL HIGH LOW NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED HIGH NONE NONE

CVSS2 Score: 1.9 - LOW

Access
Vector
Access
Complexity
Authentication
LOCAL MEDIUM NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
PARTIAL NONE NONE

CVE References

Description Tags Link
Siemens SIMATIC STEP 7 (TIA Portal) Information Disclosure Vulnerabilities | ICS-CERT ics-cert.us-cert.gov
text/html
URL Logo MISC ics-cert.us-cert.gov/advisories/ICSA-16-287-03
Siemens Vendor Advisory
www.siemens.com
application/pdf
CONFIRM www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-869766.pdf
SIMATIC STEP 7 (TIA Portal) Multiple Local Information Disclosure Vulnerabilities Third Party Advisory
VDB Entry
cve.report (archive)
text/html
URL Logo BID 93551

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationSiemensSimatic Step 7AllAllAllAll
  • cpe:2.3:a:siemens:simatic_step_7:*:*:*:*:*:*:*:*: