Siemens SIMATIC Step 7 prior 14 TIA Project File information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
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CTI Interest Score
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2.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Siemens SIMATIC Step 7. It has been rated as problematic. This issue affects some unknown processing of the component TIA Project File Handler. This manipulation causes information disclosure. This vulnerability is handled as CVE-2016-7960. It is possible to launch the attack on the local host. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic was found in Siemens SIMATIC Step 7 (SCADA Software). Affected by this vulnerability is an unknown function of the component TIA Project File Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. The summary by CVE is:

Siemens SIMATIC STEP 7 (TIA Portal) before 14 uses an improper format for managing TIA project files during version updates, which makes it easier for local users to obtain sensitive configuration information via unspecified vectors.

The weakness was released 10/13/2016 by Positive Technologies with Positive Technologies (Website). The advisory is shared at securityfocus.com. This vulnerability is known as CVE-2016-7960 since 09/09/2016. The exploitation appears to be easy. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

Upgrading to version 14 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 93551†). Entry connected to this vulnerability is available at VDB-92700. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 2.5
VulDB Meta Temp Score: 2.4

VulDB Base Score: 2.5
VulDB Temp Score: 2.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 2.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: SIMATIC Step 7 14

Timelineinfo

09/09/2016 🔍
10/13/2016 +34 days 🔍
10/13/2016 +0 days 🔍
10/13/2016 +0 days 🔍
10/13/2016 +0 days 🔍
09/26/2022 +2174 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-869766⛔
Researcher: Positive Technologies
Organization: Positive Technologies
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-7960 (🔍)
GCVE (CVE): GCVE-0-2016-7960
GCVE (VulDB): GCVE-100-92701
SecurityFocus: 93551 - SIMATIC STEP 7 (TIA Portal) Multiple Local Information Disclosure Vulnerabilities

See also: 🔍

Entryinfo

Created: 10/13/2016 17:55
Updated: 09/26/2022 08:53
Changes: 10/13/2016 17:55 (51), 05/09/2019 08:14 (14), 09/26/2022 08:53 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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