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TI-2018-02939 Aliases CVE-2018-3971GHSA-6hfq-h92h-wjrw

An exploitable arbitrary write vulnerability exists in the 0x2222CC IOCTL handler…

Priority LOW 35CWE-123Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

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.

Why it matters now

EPSS 0.00541 45th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
TalosSophosSophos HitmanPro.Alert - hmpalert.sys 3.7.6.744 - Windows 7 x86—No fix listedCNA
  • Sophos VendorTalos Affected Sophos HitmanPro.Alert - hmpalert.sys 3.7.6.744 - Windows 7 x86 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:sophos:hitmanpro.alert:3.7.6.744:*:*:*:*:*:*:*3.7.6.744VulnerableSophos
  • cpe:2.3:a:sophos:hitmanpro.alert:3.7.6.744:*:*:*:*:*:*:* Versions 3.7.6.744 Vulnerable ·Sophos

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-3971
  2. 2026-10-03 Alias added: GHSA-6hfq-h92h-wjrw

References

Exploit 1

  • TI-2020-07630 Sophos HitmanPro.Alert before build 861 allows local elevation of privilege. CVSS 3.1HIGH 7.8
  • TI-2021-07522 A local attacker could execute arbitrary code with administrator privileges in HitmanPro.Alert before version Build 901. CVSS 3.1MEDIUM 6.7
  • TI-2018-02938 Use of uninitialized resource in Talos Sophos CVSS 3.1MEDIUM 5.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences