Improper input validation in Microsoft Lync For Mac
CVE-2018-8474
A security feature bypass vulnerability exists when Lync for Mac 2011 fails to properly sanitize specially crafted messages, aka "Lync for Mac 2011 Security Feature Bypass Vulnerability." This affects Microsoft Lync.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.382 (98.6th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 99th percentile — 98.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.382 · newest: 0.382 · change: 0.000
Affected products
- Microsoft Lync For Mac — versions 2011
- Microsoft Lync — versions Mac 2011
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securitytracker.com/id/1041633 (VDB Entry, Third Party Advisory, vdb-entry)
- www.securityfocus.com/bid/105268 (VDB Entry, Third Party Advisory, vdb-entry)
- www.exploit-db.com/exploits/45936/ (Exploit, VDB Entry, Third Party Advisory, exploit)
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8474 (Vendor Advisory)
Frequently asked questions
- What is CVE-2018-8474?
- CVE-2018-8474 is a high-severity vulnerability in Microsoft Lync For Mac, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2018-09-13.
- How severe is CVE-2018-8474?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2018-8474 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.