Remote code execution in Microsoft Skype



Published: 2018-01-24
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-1000006
CWE-ID CWE-264
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
Subscribe 		Skype
Client/Desktop applications / Messaging software

Vendor Microsoft

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Remote code execution

EUVDB-ID: #VU10166

Risk: High

CVSSv3.1: 9.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:F/RL:O/RC:C]

CVE-ID: CVE-2018-1000006

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: Yes

Description

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

The weakness exists due to unspecified error in Electron apps that use custom protocol handlers. A remote attacker can execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.

Mitigation

Update to the latest version.

Vulnerable software versions

Skype: 7.0.85.100 - 7.40.0.104

CPE2.3 External links

http://electronjs.org/blog/protocol-handler-fix


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. However, a fully functional exploit for this vulnerability is available.



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