Remote code execution in Microsoft .NET Framework

Published: 2017-09-12 21:02:41
Severity Critical
Patch available YES
Number of vulnerabilities 1
CVSSv2 8.7 (AV:N/AC:L/Au:N/C:C/I:C/A:C/E:H/RL:OF/RC:C)
CVSSv3 9.5 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C]
CVE ID CVE-2017-8759
CWE ID CWE-20
Exploitation vector Network
Public exploit This vulnerability is being exploited in the wild.
Vulnerable software Microsoft .NET Framework
Vulnerable software versions Microsoft .NET Framework 4.5.2
Microsoft .NET Framework 4.6
Microsoft .NET Framework 3.5.1
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Vendor URL Microsoft
Advisory type Public

Security Advisory

1) Improper input validation

Description

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

The vulnerability exists due to uncpecified error when processing untrusted input. A remote unauthenticated attacker can execute arbitrary code on the target system.

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

Note: this vulnerability is being actively exploited in the wild.

Remediation

Install updates from vendor's website.

External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8759

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