9.8
CRITICAL
CVE-2019-10922
Siemens SIMATICExecutionPrivilegeEscalation Vulnerability
Description

A vulnerability has been identified in SIMATIC PCS 7 V8.0 and earlier (All versions), SIMATIC PCS 7 V8.1 and newer (All versions), SIMATIC WinCC V7.2 and earlier (All versions), SIMATIC WinCC V7.3 and newer (All versions). An attacker with network access to affected installations, which are configured without "Encrypted Communication", can execute arbitrary code. The security vulnerability could be exploited by an unauthenticated attacker with network access to the affected installation. No user interaction is required to exploit this security vulnerability. The vulnerability impacts confidentiality, integrity, and availability of the device. At the time of advisory publication no public exploitation of this security vulnerability was known.

INFO

Published Date :

May 14, 2019, 8:29 p.m.

Last Modified :

Oct. 2, 2020, 2:36 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2019-10922 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Siemens simatic_wincc
2 Siemens simatic_pcs_7
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2019-10922.

URL Resource
http://www.securityfocus.com/bid/108398 Third Party Advisory VDB Entry
https://cert-portal.siemens.com/productcert/pdf/ssa-705517.pdf Mitigation Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2019-10922 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-10922 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Oct. 02, 2020

    Action Type Old Value New Value
    Removed CVSS V3 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://www.securityfocus.com/bid/108398 No Types Assigned http://www.securityfocus.com/bid/108398 Third Party Advisory, VDB Entry
    Removed CWE NIST CWE-284
    Added CWE NIST NVD-CWE-noinfo
  • CVE Modified by [email protected]

    Oct. 09, 2019

    Action Type Old Value New Value
    Added CWE Siemens AG CWE-306
  • CVE Modified by [email protected]

    May. 21, 2019

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/108398 [No Types Assigned]
  • Initial Analysis by [email protected]

    May. 16, 2019

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://cert-portal.siemens.com/productcert/pdf/ssa-705517.pdf No Types Assigned https://cert-portal.siemens.com/productcert/pdf/ssa-705517.pdf Mitigation, Vendor Advisory
    Added CWE CWE-284
    Added CPE Configuration OR *cpe:2.3:a:siemens:simatic_pcs_7:*:*:*:*:*:*:*:* versions up to (including) 8.0 *cpe:2.3:a:siemens:simatic_pcs_7:*:*:*:*:*:*:*:* versions from (including) 8.1 *cpe:2.3:a:siemens:simatic_wincc:*:*:*:*:*:*:*:* versions up to (including) 7.2 *cpe:2.3:a:siemens:simatic_wincc:*:*:*:*:*:*:*:* versions from (including) 7.3
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-10922 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.32 }} -0.03%

score

0.70668

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability