CVE-2018-3971 Information

Description

An exploitable arbitrary write vulnerability exists in the 0x2222CC IOCTL handler functionality of Sophos HitmanPro.Alert 3.7.6.744. A specially crafted IRP request can cause the driver to write data under controlled by an attacker address resulting in memory corruption. An attacker can send IRP request to trigger this vulnerability.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.securityfocus.com/bid/105743 https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0636

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8