Vulnerability in Microsoft Windows 10

CVE-2016-3299

Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, and Windows 10 Gold and 1511 allow remote attackers to hijack network traffic or bypass intended Enhanced Protected Mode (EPM) or application container protection mechanisms, and consequently render untrusted content in a browser, by leveraging how NetBIOS validates responses, aka "NetBIOS Spoofing Vulnerability."

EPSS: 0.136 (96.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2016-3299?
CVE-2016-3299 is a medium-severity vulnerability in Microsoft Windows 10, classified under Improper Access Control. CVSS score: 5.3/10. Published 2016-08-09.
How severe is CVE-2016-3299?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2016-3299 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.