Cyber Resilience

CVE-2023-43082

High

Published: 22 November 2023

Published
22 November 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
EPSS Score 0.0015 35.0th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-43082 is a high-severity Improper Certificate Validation (CWE-295) vulnerability in Dell Unity Operating Environment. Its CVSS base score is 8.6 (High).

Operationally, ranked at the 35.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Dell Unity prior to 5.3 contains a 'man in the middle' vulnerability in the vmadapter component. If a customer has a certificate signed by a third-party public Certificate Authority, the vCenter CA could be spoofed by an attacker who can…

more

obtain a CA-signed certificate.

CWE(s)

Related Threats

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

Affected Assets

dell
unity operating environment
≤ 5.3.0.0.5.120
dell
unity xt operating environment
≤ 5.3.0.0.5.120
dell
unityvsa operating environment
≤ 5.3.0.0.5.120

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-295

When certificates are used to establish component provenance, the control requires correct certificate validation procedures.

addresses: CWE-295

Mandates approved trust anchors and issuance policies, directly preventing acceptance of unvalidated or untrusted certificates.

addresses: CWE-295

Correct system time is required for proper enforcement of certificate notBefore/notAfter dates and time-based revocation checks.

References