CVE-2026-2915
Published: 03 March 2026
Summary
CVE-2026-2915 is a high-severity Incorrect Default Permissions (CWE-276) vulnerability in Hp System Event Utility. Its CVSS base score is 7.1 (High).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploitation for Privilege Escalation (T1068); ranked at the 8.1th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
Threat & Defense at a Glance
Threat & Defense Details
Likely Mitigating ControlsAI
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.
Access control policy can specify and enforce secure default permissions for resources.
Guides setting of default permissions to the minimum required level.
Procedures specify correct permission assignments for critical configuration files and resources as part of baseline and change management.
Baseline establishment and updates on install/upgrade ensure correct default permissions rather than insecure ones.
Requiring the most restrictive settings instead of defaults prevents incorrect default permissions on resources.
Places configuration items under formal management, enforcing correct permission assignments on critical resources.
Policy specifies correct permission assignments for physical critical resources and facilities.
Tailoring explicitly overrides or scopes default permission assignments in the baseline to match the system's actual risk and operational needs.
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
Local arbitrary file write with elevation directly enables T1068 (Exploitation for Privilege Escalation) and facilitates T1485 (Data Destruction) via overwriting critical files to achieve DoS/integrity impact.
NVD Description
HP System Event Utility might allow denial of service with elevated arbitrary file writes. This potential vulnerability was remediated with HP System Event Utility version 3.2.16.
Deeper analysisAI
CVE-2026-2915 is a vulnerability in the HP System Event Utility that might allow denial of service through elevated arbitrary file writes. It affects versions of the HP System Event Utility prior to 3.2.16 and is linked to CWE-276 (Incorrect Default Permissions) and CWE-732 (Incorrect Permission Assignment for Critical Resource). The vulnerability carries a CVSS v3.1 base score of 7.1 (AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H), indicating high impacts on integrity and availability with no confidentiality impact.
A local attacker with low privileges can exploit this vulnerability with low attack complexity and no user interaction. Exploitation enables elevated arbitrary file writes, potentially leading to denial of service and disruption of system integrity by overwriting critical files.
The HP security bulletin at https://support.hp.com/us-en/document/ish_14271963-14271996-16/hpsbgn04097 addresses this issue, stating that it was remediated in HP System Event Utility version 3.2.16. Security practitioners should update to this version or later to mitigate the risk.
Details
- CWE(s)