Main Vulnerability Database Vulnerabilities #VU14408

Improper input validation in Microsoft Windows and Windows Server - CVE-2018-8349

Published: August 14, 2018 / Updated: August 14, 2018

Vulnerability identifier: #VU14408

CSH Severity: High

CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2018-8349

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists in "Microsoft COM for Windows" due to improper handling of serialized objects. A remote unauthenticated attacker can trick the victim into visiting a specially crafted website or opening a malicious input and execute arbitrary code with elevated privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Affected software

Microsoft Windows
Windows Server

How to mitigate CVE-2018-8349

Install updates from vendor's website.

External References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8349

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