CVE-2025-3771

Published Jun 26, 2025 CVSS 4.0 · 7.2 High EPSS < 1% KEV · Not listed
Description
A path or symbolic link manipulation vulnerability in SIR 1.0.3 and prior versions allows an authenticated non-admin local user to overwrite system files with SIR backup files, which can potentially cause a system crash. This was achieved by adding a malicious entry to the registry under the Trellix SIR registry folder or via policy or with a junction symbolic link to files that the user would not normally have permission to acces

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-27856 A path or symbolic link manipulation vulnerability in SIR 1.0.3 and prior versions allows an authenticated non-admin local user to overwrite system files with SIR backup files, which can potentially cause a system crash. This was achieved by adding a malicious entry to the registry under the Trellix SIR registry folder or via policy or with a junction symbolic link to files that the user would not normally have permission to acces
History
Type Values Removed Values Added
First Time appeared Trellix
Trellix system Information Reporter
CPEs cpe:2.3:a:trellix:system_information_reporter:*:*:*:*:*:*:*:*
Vendors & Products Trellix
Trellix system Information Reporter
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Vulnerability allows local user to write registry backup files into another location set by the user by creating junction symlink in System Information Reporter. A path or symbolic link manipulation vulnerability in SIR 1.0.3 and prior versions allows an authenticated non-admin local user to overwrite system files with SIR backup files, which can potentially cause a system crash. This was achieved by adding a malicious entry to the registry under the Trellix SIR registry folder or via policy or with a junction symbolic link to files that the user would not normally have permission to acces
References
Type Values Removed Values Added
Description Vulnerability allows local user to write registry backup files into another location set by the user by creating junction symlink in System Information Reporter.
Weaknesses CWE-59
References
Metrics cvssV4_0

{'score': 7.2, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
trellix
Published
Updated
Jun 26, 2025, 12:59 PM
Reserved
Apr 17, 2025, 4:11 PM
Status
Analyzed
Published
Jun 26, 2025, 11:15 AM
Modified
Jun 17, 2026, 9:20 AM