Vulnerability in Microsoft Lync
CVE-2018-8238
A security feature bypass vulnerability exists when Skype for Business or Lync do not properly parse UNC path links shared via messages, aka "Skype for Business and Lync Security Feature Bypass Vulnerability." This affects Skype, Microsoft…
EPSS: 0.055 (91.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Microsoft Lync — versions 2013
- Microsoft Lync — versions 2013 Service Pack 1 (32-bit), 2013 Service Pack 1 (64-bit)
- Microsoft Skype — versions Business 2016 (32-bit), Business 2016 (64-bit)
- Microsoft Skype_for_business — versions 2016
References
- secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- secure@microsoft.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-8238?
- CVE-2018-8238 is a high-severity vulnerability in Microsoft Lync. CVSS score: 7.8/10. Published 2018-07-11.
- How severe is CVE-2018-8238?
- High severity. CVSS v3 base score is 7.8 out of 10.