Siemens SIMATIC WinCC up to 7.0 SP3/7.2 Station 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.
Current Exploit Price (≈)
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CTI Interest Score
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7.5$0-$5k0.00

A vulnerability classified as critical has been found in Siemens SIMATIC WinCC up to 7.0 SP3/7.2 (SCADA Software). This affects some unknown functionality of the component Station File Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. The summary by CVE is:

Siemens SIMATIC WinCC 7.0 through SP3 and 7.2 allows remote attackers to read arbitrary WinCC station files via crafted packets.

The weakness was published 07/22/2016 with Kaspersky Lab (Website). The advisory is shared at securityfocus.com. This vulnerability is uniquely identified as CVE-2016-5744 since 06/22/2016. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/09/2022). MITRE ATT&CK project uses the attack technique T1592 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 92116†). Similar entry is available at VDB-90224.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.5
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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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: 🔍

Local: No
Remote: Yes

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/22/2016 🔍
07/22/2016 +30 days 🔍
07/22/2016 +0 days 🔍
07/23/2016 +1 days 🔍
07/25/2016 +2 days 🔍
09/09/2022 +2237 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-378531
Organization: Kaspersky Lab
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-5744 (🔍)
SecurityFocus: 92116 - SIMATIC WinCC CVE-2016-5744 Arbitrary File Read Vulnerability
SecurityTracker: 1036441

See also: 🔍

Entryinfo

Created: 07/23/2016 12:00 PM
Updated: 09/09/2022 09:18 AM
Changes: 07/23/2016 12:00 PM (51), 03/07/2019 02:58 PM (13), 09/09/2022 09:18 AM (3)
Complete: 🔍
Cache ID: 3:5D4:40

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