CVE-2017-6517

Name: CVE-2017-6517
Creator: NVD / NIST
Published: 2017-03-23T20:59:00.767+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 46.34%

Last modified Jun 17, 2026

CVE-2017-6517 is a vulnerability of currently unknown severity. Microsoft Skype 7.16.0.102 contains a vulnerability that could allow an unauthenticated, remote attacker to execute arbitrary code on the targeted system. This vulnerability exists due to the way .dll files are loaded by Skype. EPSS estimates a 46.34% chance of exploitation in the next 30 days.

Description

Microsoft Skype 7.16.0.102 contains a vulnerability that could allow an unauthenticated, remote attacker to execute arbitrary code on the targeted system. This vulnerability exists due to the way .dll files are loaded by Skype. It allows an attacker to load a .dll of the attacker's choosing that could execute arbitrary code without the user's knowledge.The specific flaw exists within the handling of DLL (api-ms-win-core-winrt-string-l1-1-0.dll) loading by the Skype.exe process.

Metrics

EPSS Probability

46.34%

98.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-427

Affected Software

Vendor	Product	Versions
Microsoft	Skype	7.16.0.102

References

http://packetstormsecurity.com/files/141650/Skype-7.16.0.102-DLL-Hijacking.htmlExploit, Third Party Advisory, US Government Resource
http://seclists.org/fulldisclosure/2017/Mar/44Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/96969Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038209
https://technet.microsoft.com/security/cc308575.aspxNot Applicable
https://twitter.com/tiger_tigerboy/status/755332687141883904Press/Media Coverage
https://twitter.com/vysecurity/status/845013670103003138Press/Media Coverage
http://packetstormsecurity.com/files/141650/Skype-7.16.0.102-DLL-Hijacking.htmlExploit, Third Party Advisory, US Government Resource
http://seclists.org/fulldisclosure/2017/Mar/44Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/96969Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038209
https://technet.microsoft.com/security/cc308575.aspxNot Applicable
https://twitter.com/tiger_tigerboy/status/755332687141883904Press/Media Coverage
https://twitter.com/vysecurity/status/845013670103003138Press/Media Coverage

Timeline

Published: Mar 23, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-6517?

How severe is CVE-2017-6517?

Severity scoring for CVE-2017-6517 is pending analysis. The EPSS model estimates a 46.34% probability of exploitation in the next 30 days.

How do I fix CVE-2017-6517?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-6517?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST