How does CVE-2018-7249 impact Microsoft Windows?

CVE-2018-7249 can cause a use-after-free vulnerability in the secdrv.sys driver, which when exploited, can lead to arbitrary code execution and possibly result in privilege escalation.

What is the severity of CVE-2018-7249?

CVE-2018-7249 has a severity rating of 7 (high).

What are the affected software versions?

Microsoft Windows Vista, Windows 7, Windows 8, and Windows 8.1 (before KB3086255) are affected by CVE-2018-7249. Tivo Safedisc is also affected.

How can CVE-2018-7249 be mitigated?

Apply the relevant security update provided by Microsoft (KB3086255) to fix the vulnerability. Additionally, consider disabling the secdrv.sys driver if not needed.

Vulnerability/
CVE-2018-7249

high

CWE

362 416

26/2/2018

5/8/2024

CVE-2018-7249: Race Condition

First published: Mon Feb 26 2018(Updated: )

An issue was discovered in secdrv.sys as shipped in Microsoft Windows Vista, Windows 7, Windows 8, and Windows 8.1 before KB3086255, and as shipped in Macrovision SafeDisc. Two carefully timed calls to IOCTL 0xCA002813 can cause a race condition that leads to a use-after-free. When exploited, an unprivileged attacker can run arbitrary code in the kernel.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Microsoft Windows 7
Microsoft Windows 8
Microsoft Windows 8.1
Microsoft Windows Vista
Tivo Safedisc

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Reference Links

https://github.com/Elvin9/NotSecDrv/blob/master/README.md

Frequently Asked Questions

What is CVE-2018-7249?
CVE-2018-7249 is a vulnerability in the secdrv.sys driver as shipped in Microsoft Windows Vista, Windows 7, Windows 8, and Windows 8.1 before KB3086255, and as shipped in Macrovision SafeDisc.
How does CVE-2018-7249 impact Microsoft Windows?
CVE-2018-7249 can cause a use-after-free vulnerability in the secdrv.sys driver, which when exploited, can lead to arbitrary code execution and possibly result in privilege escalation.
What is the severity of CVE-2018-7249?
CVE-2018-7249 has a severity rating of 7 (high).
What are the affected software versions?
Microsoft Windows Vista, Windows 7, Windows 8, and Windows 8.1 (before KB3086255) are affected by CVE-2018-7249. Tivo Safedisc is also affected.
How can CVE-2018-7249 be mitigated?
Apply the relevant security update provided by Microsoft (KB3086255) to fix the vulnerability. Additionally, consider disabling the secdrv.sys driver if not needed.

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agent/tags
collector/mitre-cve
source/MITRE
vendor/microsoft
canonical/microsoft windows 7
canonical/microsoft windows 8
canonical/microsoft windows 8.1
canonical/microsoft windows vista
vendor/tivo
canonical/tivo safedisc

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