Improper input validation in Microsoft .NET Framework - CVE-2018-8260

 

Improper input validation in Microsoft .NET Framework - CVE-2018-8260

Published: July 10, 2018


Vulnerability identifier: #VU13767
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2018-8260
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Microsoft
Affected software:
Microsoft .NET Framework

Detailed vulnerability description

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

The vulnerability exists due to improper checking of the source markup of a file. A remote unauthenticated attacker can trick the victim into opening a specially crafted file with an affected version of .NET, inject and run arbitrary code in the context of the current user.

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


How to mitigate CVE-2018-8260

Install updates from vendor's website.

Sources