Remote code execution in Windows Shell



Published: 2017-09-12
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-8699
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Windows
Operating systems & Components / Operating system

Windows Server
Operating systems & Components / Operating system

Vendor Microsoft

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Improper input validation

EUVDB-ID: #VU8323

Risk: High

CVSSv3.1: 8.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-8699

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists in Windows Shell due to improper validation of user-supplied input. A remote attacker can trick the victim into opening a specially crafted content and execute arbitrary code.

Successful exploitation of this vulnerability may result in system compromise.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows: 7 - 10

Windows Server: 2008 - 2016

External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8699


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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