Remote code execution in Microsoft COM for Windows

Published: 2018-08-14 23:45:34
Severity High
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2018-8349
CVSSv3 8.3 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CWE ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software Windows
Windows Server
Vulnerable software versions Windows 8.1
Windows 7
Windows 10
Windows RT 8.1
Windows Server 2012
Windows Server 2012 R2
Windows Server 2008
Windows Server 2008 R2
Windows Server 2016
Vendor URL Microsoft

Security Advisory

1) Improper input validation

Description

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.

Remediation

Install updates from vendor's website.

External links

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

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