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Vulnerability record · CVE-2022-33736 · published 12 July 2022

CVE-2022-33736: Siemens opcenter quality improper authentication vulnerability

Siemens · Opcenter Quality

A vulnerability has been identified in Opcenter Quality V13.1 (All versions < V13.1.20220624), Opcenter Quality V13.2 (All versions < V13.2.20220624). The affected applications do not properly validate login information during authentication. This could lead to denial of service condition for existing users or allow unauthenticated remote attackers to successfully login without credentials.

7.5 CVSS 3.1 High EPSS 1.3% · top 31.0% CWE-303 · CWE-303CWE-287 · Improper authentication
7.5CVSS 3.1 base score, v2 5.0
1.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

A vulnerability has been identified in Opcenter Quality V13.1 (All versions < V13.1.20220624), Opcenter Quality V13.2 (All versions < V13.2.20220624). The affected applications do not properly validate login information during authentication. This could lead to denial of service condition for existing users or allow unauthenticated remote attackers to successfully login without credentials.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://cert-portal.siemens.com/productcert/pdf/ssa-944952.pdf PatchVendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-944952.pdf PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2021-27389Siemens opcenter quality vulnerabilityA vulnerability has been identified in Opcenter Quality (All versions < V12.2), QMS Automotive (All versions < V12.30). A private sign key is shipped…EPSS 1.0%8.8CVE-2023-46281Siemens opcenter quality vulnerabilityA vulnerability has been identified in Opcenter Execution Foundation (All versions < V2407), Opcenter Quality (All versions < V2312), SIMATIC PCS neo…EPSS 0.94%8.2CVE-2020-7587Siemens opcenter execution discrete uncontrolled resource consumption vulnerabilityA vulnerability has been identified in Opcenter Execution Discrete (All versions < V3.2), Opcenter Execution Foundation (All versions < V3.2), Opcent…EPSS 2.5%7.5CVE-2024-41979Siemens opcenter quality incorrect authorization vulnerabilityA vulnerability has been identified in SmartClient modules Opcenter QL Home (SC) (All versions >= V13.2 < V2506), SOA Audit (All versions >= V13.2 < …EPSS 0.18%7.5CVE-2023-46283Siemens opcenter quality classic buffer overflow vulnerabilityA vulnerability has been identified in Opcenter Execution Foundation (All versions < V2407), Opcenter Quality (All versions < V2312), SIMATIC PCS neo…EPSS 0.91%7.5CVE-2023-46284Siemens opcenter quality classic buffer overflow vulnerabilityA vulnerability has been identified in Opcenter Execution Foundation (All versions < V2407), Opcenter Quality (All versions < V2312), SIMATIC PCS neo…EPSS 0.91%7.5CVE-2023-46285Siemens opcenter quality improper input validation vulnerabilityA vulnerability has been identified in Opcenter Execution Foundation (All versions < V2407), Opcenter Quality (All versions < V2312), SIMATIC PCS neo…EPSS 0.91%6.7CVE-2020-7581Siemens opcenter execution discrete unquoted search path vulnerabilityA vulnerability has been identified in Opcenter Execution Discrete (All versions < V3.2), Opcenter Execution Foundation (All versions < V3.2), Opcent…EPSS 0.38%

Source: NIST National Vulnerability Database (record CVE-2022-33736), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.