Cyber Resilience

CVE-2023-1943

High

Published: 12 October 2023

Published
12 October 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 8.0 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0009 26.3th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-1943 is a high-severity Execution with Unnecessary Privileges (CWE-250) vulnerability in Kubernetes Operations. Its CVSS base score is 8.0 (High).

Operationally, ranked at the 26.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Privilege Escalation in kOps using GCE/GCP Provider in Gossip Mode.

CWE(s)

Related Threats

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

Affected Assets

kubernetes
operations
≤ 1.25.4 · 1.26.0 — 1.26.2

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-250

Policy promotes least privilege by defining necessary privileges and management commitment to them.

addresses: CWE-250

Supervision detects and allows removal of unnecessary privileges that enable execution with excess rights.

addresses: CWE-250

Reviewing accounts for compliance, disabling/removing unneeded accounts, and aligning with termination processes prevents execution with unnecessary privileges.

addresses: CWE-250

Separation of duties prevents any single user from holding all privileges needed to complete a critical task, directly reducing execution with unnecessary privileges.

addresses: CWE-250

Directly prevents execution with more privileges than needed for assigned tasks.

addresses: CWE-250

Role-based training on least privilege principles reduces the chance personnel assign or retain unnecessary privileges.

addresses: CWE-250

Analysis of audit records can identify execution with unnecessary privileges through unusual activity patterns.

addresses: CWE-250

Automatic termination after a defined period eliminates unnecessary privileges from persistent connections.

References