Use After Free in Apple Mac OS X
CVE-2017-4949
VMware Workstation and Fusion contain a use-after-free vulnerability in VMware NAT service when IPv6 mode is enabled. This issue may allow a guest to execute code on the host. Note: IPv6 mode for VMNAT is not enabled by default.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (28.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 28.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Apple Mac OS X
- VMware Fusion — versions 10.x before 10.1.1, 8.x before 8.5.10
- VMware Workstation
- VMware Workstation Pro / Player — versions 14.x before 14.1.1, 12.x before 12.5.9
Weakness classification (CWE)
References
- www.securitytracker.com/id/1040161 (VDB Entry, Third Party Advisory, vdb-entry)
- www.securityfocus.com/bid/102489 (VDB Entry, Third Party Advisory, vdb-entry)
- www.vmware.com/security/advisories/VMSA-2018-0005.html (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2017-4949?
- CVE-2017-4949 is a high-severity vulnerability in Apple Mac OS X, classified under Use After Free. CVSS score: 7.0/10. Published 2018-01-11.
- How severe is CVE-2017-4949?
- High severity. CVSS v3 base score is 7.0 out of 10.