CVE-2018-3971

2018-10-2518:00:00

talos

www.cve.org

CVSS3

9.3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.001

Percentile

18.0%

JSON

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.

CNA Affected

[
  {
    "product": "Sophos",
    "vendor": "Talos",
    "versions": [
      {
        "status": "affected",
        "version": "Sophos HitmanPro.Alert - hmpalert.sys 3.7.6.744 - Windows 7 x86"
      }
    ]
  }
]