CVE-2018-3971

Public Exploit

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.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.06%
Third-Party Advisory securityfocus.com Third-Party Advisory talosintelligence.com
Affected: Talos Sophos
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/105743 vdb entry third party advisory broken link
https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0636 third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2018-3971?
CVE-2018-3971 has been scored as a high severity vulnerability.
How to fix CVE-2018-3971?
To fix CVE-2018-3971, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-3971 being actively exploited in the wild?
It is possible that CVE-2018-3971 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-3971?
CVE-2018-3971 affects Talos Sophos.
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