CVE-2022-43400

CVE-2022-43400 is a critical-severity vulnerability in Siemens Siveillance Video Mobile Server with a CVSS 3.x base score of 9.8. 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-287.

Key facts

Description

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

Frequently asked questions

What is CVE-2022-43400?
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 could allow an unauthenticated remote attacker to access the application without a valid account.
How severe is CVE-2022-43400?
CVE-2022-43400 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-43400 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-43400?
CVE-2022-43400 affects Siemens Siveillance Video Mobile Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-43400?
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-2022-43400 published?
CVE-2022-43400 was published on 2022-10-21 and last updated on 2026-06-17.

References

Affected products (1)

Other CWE-287 (Improper Authentication) vulnerabilities

Browse all CWE-287 (Improper Authentication) vulnerabilities →