#VU105163 Out-of-bounds write in BioNTdrv.sys and Partition Manager - CVE-2025-0286

Vulnerability identifier: #VU105163

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-0286

CWE-ID: CWE-787

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
BioNTdrv.sys
Hardware solutions / Drivers
Partition Manager
Client/Desktop applications / Software for system administration

Vendor: Paragon Technologie GmbH

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error when processing untrusted input. A local user can trigger an out-of-bounds write and execute arbitrary code on the target system with elevated privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

BioNTdrv.sys: before 2.0.0

Partition Manager: before 17.45.0

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External links
https://www.kb.cert.org/vuls/id/726882

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.