Cyber Resilience

CVE-2023-28956

High

Published: 22 June 2023

Published
22 June 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0003 8.8th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-28956 is a high-severity Incorrect Privilege Assignment (CWE-266) vulnerability in Ibm Spectrum Protect Backup-Archive Client. Its CVSS base score is 8.4 (High).

Operationally, ranked at the 8.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

IBM Spectrum Protect Backup-Archive Client 8.1.0.0 through 8.1.17.2 may allow a local user to escalate their privileges due to improper access controls.

CWE(s)

Related Threats

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

Affected Assets

ibm
spectrum protect backup-archive client
8.1.0.0 — 8.1.17.2

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-266

Designation of a manager and policy dissemination ensures privileges are assigned according to defined roles.

addresses: CWE-266

Regular reviews catch incorrect privilege assignments to users, roles, or processes.

addresses: CWE-266

Explicitly specifying privileges and group/role memberships for accounts reduces the risk of incorrect privilege assignments.

addresses: CWE-266

The control requires explicit definition of separated access authorizations, making incorrect privilege assignments that bundle conflicting duties harder to implement.

addresses: CWE-266

Ensures privileges are assigned only as necessary rather than incorrectly over-granted.

References