How severe is CVE-2023-46601?

CVE-2023-46601 has a CVSS 3.x base score of 9.6, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2023-46601 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-46601?

CVE-2023-46601 affects Siemens Comos. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-46601?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-46601 published?

CVE-2023-46601 was published on 2023-11-14 and last updated on 2026-06-17.

CVE-2023-46601

CVE-2023-46601 is a critical-severity vulnerability in Siemens Comos with a CVSS 3.x base score of 9.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-284.

Key facts

Severity: Critical (CVSS 3.x base score 9.6)
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Siemens Comos
Published: 2023-11-14
Last modified: 2026-06-17

Description

A vulnerability has been identified in COMOS (All versions). The affected application lacks proper access controls in making the SQLServer connection. This could allow an attacker to query the database directly to access information that the user should not have access to.

Frequently asked questions

What is CVE-2023-46601?: A vulnerability has been identified in COMOS (All versions). The affected application lacks proper access controls in making the SQLServer connection. This could allow an attacker to query the database directly to access information that the user should not have access to.
How severe is CVE-2023-46601?: CVE-2023-46601 has a CVSS 3.x base score of 9.6, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2023-46601 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-46601?: CVE-2023-46601 affects Siemens Comos. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-46601?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-46601 published?: CVE-2023-46601 was published on 2023-11-14 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-137900.pdf

Affected products (1)

cpe:2.3:a:siemens:comos:*:*:*:*:*:*:*:*

More vulnerabilities in Siemens Comos

CVE-2023-24482 — Critical (CVSS 10.0): A vulnerability has been identified in COMOS V10.2 (All versions), COMOS V10.3.3.1 (All versions < V10.3.3.1.45), COMOS…
CVE-2021-44228 — Critical (CVSS 10.0): Apache Log4j2 2.0-beta9 through 2.15.0 (excluding security releases 2.12.2, 2.12.3, and 2.3.1) JNDI features used in…
CVE-2023-43505 — Critical (CVSS 9.6): A vulnerability has been identified in COMOS (All versions). The affected application lacks proper access controls in…
CVE-2023-43504 — Critical (CVSS 9.6): A vulnerability has been identified in COMOS (All versions < V10.4.4). Ptmcast executable used for testing cache…
CVE-2021-45046 — Critical (CVSS 9.0): It was found that the fix to address CVE-2021-44228 in Apache Log4j 2.15.0 was incomplete in certain non-default…
CVE-2021-37198 — High (CVSS 8.8): A vulnerability has been identified in COMOS V10.2 (All versions only if web components are used), COMOS V10.3 (All…

All CVEs affecting Siemens Comos →

Other CWE-284 (Improper Access Control) vulnerabilities

CVE-2026-50746 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi…
CVE-2026-46978 — Critical (CVSS 10.0): Vulnerability in the Oracle Solaris product of Oracle Systems (component: Remote Administration Daemon). The…
CVE-2026-35308 — Critical (CVSS 10.0): Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Centralized Third Party Jars).…
CVE-2026-35307 — Critical (CVSS 10.0): Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Core). Supported versions that…
CVE-2026-46695 — Critical (CVSS 10.0): Boxlite is a sandbox service that allows users to create lightweight virtual machines (Boxes) and launch OCI containers…
CVE-2026-46840 — Critical (CVSS 10.0): Vulnerability in Oracle REST Data Services (component: Backend-as-a-Service). Supported versions that are affected are…

Browse all CWE-284 (Improper Access Control) vulnerabilities →