Cyber Resilience

CVE-2022-43400

Critical

Published: 21 October 2022

Published
21 October 2022
Modified
07 May 2025
KEV Added
Patch
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0119 79.3th percentile
Risk Priority 20 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-43400 is a critical-severity Weak Authentication (CWE-1390) vulnerability in Siemens Siveillance Video Mobile Server. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 20.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A vulnerability has been identified in Siveillance Video Mobile Server V2022 R2 (All versions < V22.2a (80)). The mobile server component of affected applications improperly handles the log in for Active Directory accounts that are part of Administrators group. This…

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could allow an unauthenticated remote attacker to access the application without a valid account.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

siemens
siveillance video mobile server
≤ 22.2a\(80\)

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-287 CWE-1390

Detects unauthorized successful logons resulting from improper authentication implementations.

addresses: CWE-287 CWE-1390

Documented IA policy and procedures require proper authentication mechanisms to be defined and followed, reducing improper authentication.

addresses: CWE-287 CWE-1390

Requires adaptive authentication under specific conditions, directly strengthening authentication mechanisms against improper or insufficient authentication.

addresses: CWE-287 CWE-1390

Requires unique identification and authentication of organizational users, directly preventing improper authentication.

addresses: CWE-287 CWE-1390

Directly requires implementation of compliant authentication mechanisms to cryptographic modules, preventing improper authentication.

addresses: CWE-287

Documented procedures ensure personnel are trained on authentication mechanisms, tangibly lowering the risk of improper authentication being exploited.

addresses: CWE-287

Security awareness training instructs users on secure authentication practices and avoiding credential compromise.

addresses: CWE-287

Training on authentication mechanisms and best practices decreases the occurrence of improper authentication.

References