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.
Published 2018-01-11 14:29:00
Updated 2018-02-13 00:34:02
Source VMware
View at NVD,   CVE.org
Vulnerability category: Memory CorruptionExecute code

Threat overview for CVE-2017-4949

Top countries where our scanners detected CVE-2017-4949
Top open port discovered on systems with this issue 443
IPs affected by CVE-2017-4949 1,018
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2017-4949!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2017-4949

Probability of exploitation activity in the next 30 days: 0.07%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 27 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2017-4949

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
6.9
MEDIUM AV:L/AC:M/Au:N/C:C/I:C/A:C
3.4
10.0
nvd@nist.gov
7.0
HIGH CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
1.0
5.9
nvd@nist.gov

CWE ids for CVE-2017-4949

  • Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2017-4949

Products affected by CVE-2017-4949

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