Remote code execution in Microsoft .NET Framework



Published: 2017-09-12
Risk Critical
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-8759
CWE-ID CWE-20
Exploitation vector Network
Public exploit This vulnerability is being exploited in the wild.
Vulnerable software
Subscribe 		Microsoft .NET Framework
Server applications / Frameworks for developing and running applications

Vendor Microsoft

Security Bulletin

This security bulletin contains one critical risk vulnerability.

1) Improper input validation

EUVDB-ID: #VU8254

Risk: Critical

CVSSv3.1:

CVE-ID: CVE-2017-8759

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: Yes

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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Microsoft .NET Framework: 2.0 - 4.7

CPE2.3 External links

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

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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