Vulnerability record · CVE-2021-44523 · published 14 December 2021

CVE-2021-44523: Siemens sipass integrated exposure of resource to wrong sphere vulnerability

Siemens · Sipass Integrated

A vulnerability has been identified in SiPass integrated V2.76 (All versions), SiPass integrated V2.80 (All versions), SiPass integrated V2.85 (All versions), Siveillance Identity V1.5 (All versions), Siveillance Identity V1.6 (All versions < V1.6.284.0). Affected applications insufficiently limit the access to the internal activity feed database. This could allow an unauthenticated remote attacker to read, modify or delete activity feed entries.

9.1 CVSS 3.1 Critical EPSS 1.4% · top 29.4% CWE-668 · Exposure of resource to wrong sphere

9.1CVSS 3.1 base score, v2 6.4

1.4%EPSS exploitation probability, 30 days

NoNot in CISA KEV

2Affected product versions listed by NVD

4References

17 Jun 2026Last modified by NVD

Description

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

Affected products

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

Sipass Integrated Siemens

Siveillance Identity Siemens

References

Link	Tags
https://cert-portal.siemens.com/productcert/pdf/ssa-160202.pdf	Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-463116.pdf	Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-160202.pdf	Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-463116.pdf	Vendor Advisory

Track CVE-2021-44523 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

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

10.0CVE-2021-44228Apache Log4j2 JNDI lookup remote code executionApache Log4j2 versions 2.0-beta9 through 2.15.0 (excluding 2.12.2, 2.12.3, and 2.3.1) do not protect against attacker-controlled LDAP and other JNDI …KEVEPSS 100%analysed10 Dec 2021 9.8CVE-2022-22965Spring Framework data binding remote code execution (Spring4Shell)Spring MVC and Spring WebFlux applications on JDK 9+ can be exploited through data binding to achieve remote code execution. The known exploit path r…KEVEPSS 100%analysed1 Apr 2022 9.0CVE-2021-45046Apache Log4j 2.15.0 Incomplete Fix Allows JNDI Lookup InjectionThe fix for CVE-2021-44228 in Apache Log4j 2.15.0 was incomplete in certain non-default configurations. When a non-default Pattern Layout uses a Cont…KEVEPSS 100%analysed14 Dec 2021 10.0CVE-2012-5409Siemens sipass integrated memory buffer overflow vulnerabilityAscoServer.exe in the server in Siemens SiPass integrated MP2.6 and earlier does not properly handle IOCP RPC messages received over an Ethernet netw…EPSS 16%1 Nov 2012 9.8CVE-2021-44524Siemens sipass integrated exposure of resource to wrong sphere vulnerabilityA vulnerability has been identified in SiPass integrated V2.76 (All versions), SiPass integrated V2.80 (All versions), SiPass integrated V2.85 (All v…EPSS 1.6%14 Dec 2021 9.8CVE-2017-9939Siemens sipass integrated improper authentication vulnerabilityA vulnerability was discovered in Siemens SiPass integrated (All versions before V2.70) that could allow an attacker with network access to the SiPas…EPSS 2.1%8 Aug 2017 8.7CVE-2022-31812Siemens sipass integrated out-of-bounds read vulnerabilityA vulnerability has been identified in SiPass integrated (All versions < V2.95.3.18). Affected server applications contain an out of bounds read past…EPSS 0.62%23 May 2025 8.1CVE-2017-9940Siemens sipass integrated improper privilege management vulnerabilityA vulnerability was discovered in Siemens SiPass integrated (All versions before V2.70) that could allow an attacker with access to a low-privileged …EPSS 0.86%8 Aug 2017

Source: NIST National Vulnerability Database (record CVE-2021-44523), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.