Actively exploited · Published Apr 12, 2016 · Assigned by microsoft

CVE-2016-0167

High 7.8 Exploited Ransomware

In plain English

A high-severity security flaw in Win32k from Microsoft. Attackers are actively exploiting it in the wild (listed by CISA on November 3, 2021). It has been used in ransomware campaigns. The chance it is exploited in the next 30 days is estimated at 5.7% (higher than 93% of all known vulnerabilities). Apply updates per vendor instructions.

Severity (CVSS 3.1)7.8High

Exploit odds (30 days)5.7%top 7.0% of all CVEs

Exploited in the wildYesCISA KEV since Nov 3, 2021

Attack toolingNoneno public tooling known

CISA guidance

Apply updates per vendor instructions.

Federal agencies must remediate by May 3, 2022.

Official description

The kernel-mode driver in 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 allows local users to gain privileges via a crafted application, aka "Win32k Elevation of Privilege Vulnerability," a different vulnerability than CVE-2016-0143 and CVE-2016-0165.

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

References

1035529 vdb-entry, x_refsource_SECTRACK
1035532 vdb-entry, x_refsource_SECTRACK
MS16-039 vendor-advisory, x_refsource_MS
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-0167 government-resource