Siemens SIMATIC PCS 7/SIMATIC WinCC Project File denial of service

A vulnerability was found in Siemens SIMATIC PCS 7 and SIMATIC WinCC (affected version not known). It has been rated as problematic. Affected by this issue is some processing. The manipulation as part of a Project File leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. Impacted is availability. CVE summarizes:

A vulnerability has been identified in SIMATIC PCS 7 V8.0 and earlier (All versions), SIMATIC PCS 7 V8.1 (All versions), SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions), SIMATIC WinCC (TIA Portal) V13 (All versions), SIMATIC WinCC (TIA Portal) V14 (All versions), SIMATIC WinCC (TIA Portal) V15 (All versions), SIMATIC WinCC Runtime Professional (All versions), SIMATIC WinCC V7.2 and earlier (All versions), SIMATIC WinCC V7.3 (All versions), SIMATIC WinCC V7.4 (All versions), SIMATIC WinCC V7.5 (All versions < V7.5 Upd3). An attacker with local access to the project file could cause a Denial-of-Service condition on the affected product while the project file is loaded. Successful exploitation requires access to the project file. An attacker could use the vulnerability to compromise availability of the affected system. At the time of advisory publication no public exploitation of this security vulnerability was known.

The weakness was released 05/14/2019. This vulnerability is handled as CVE-2019-10917 since 04/08/2019. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 05/15/2019).

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

Entries connected to this vulnerability are available at 135025 and 135027.

Vendor

Name

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.5

VulDB Base Score: ≈3.5
VulDB Temp Score: ≈3.5
VulDB Vector: ?
VulDB Reliability: ?

VulDB Base Score: ?
VulDB Temp Score: ?
VulDB Reliability: ?
Class: Denial of service (CWE-404)
Local: Yes
Remote: No

Availability: ?
Status: Not defined

Price Prediction: ?
Current Price Estimation: ?

Threat Intelligenceinfoedit

Threat: ?
Adversaries: ?
Geopolitics: ?
Economy: ?
Predictions: ?
Remediation: ?Recommended: no mitigation known
0-Day Time: ?04/08/2019 CVE assigned
05/14/2019 +36 days Advisory disclosed
05/15/2019 +1 days VulDB entry created
05/15/2019 +0 days VulDB last updateCVE: CVE-2019-10917 (?)
See also: ?Created: 05/15/2019 10:19 AM
Complete: ?

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