SB2025110642 - Privilege escalation in Elastic Defend
Published: November 6, 2025
Security Bulletin ID
SB2025110642
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper Preservation of Permissions (CVE-ID: CVE-2025-37735)
CWE-ID: CWE-281 - Improper preservation of permissions
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote user to escalate privileges on the system.
The vulnerability exists due to improper preservation of permissions in Elastic Defend on Windows hosts. A local user can delete arbitrary files on the system using the Defend service running as SYSTEM and escalate privileges.
Remediation
Install update from vendor's website.