Patchfirst
CVE-2016-0165 KEVPublic exploit High · 7.8 EPSS 13.7%

Microsoft Win32k Privilege Escalation Vulnerability

Microsoft · Win32k

Summary

The Win32k kernel-mode driver in Microsoft Windows (including Vista SP2, Server 2008, Windows 7, 8.1, Server 2012, RT 8.1, and Windows 10 Gold and 1511) contains a privilege escalation flaw that lets local users gain elevated privileges. An attacker with local access would need to run a crafted application, which requires user interaction on the target system.

Official description · NVD

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-2016-0167.

Breakdown
71.6 / 100
Exploited
Yes, in CISA KEV
Reports
1
Tactics
1/15

How an attack unfolds

Based on mappings. Select a step to see the evidence.
  1. How attackers get in

First seen exploited the day it was disclosed. Public exploit code (Exploit-DB) appeared 23 months after disclosure.

  1. DisclosedFirst seen exploitedVulnCheck KEV evidenceday 0
  2. Public exploit codeExploit-DB+23 mo
  3. Added to CISA KEVEU database agrees+7 yrs

CISA KEV listing is when exploitation was confirmed, not necessarily the first attack.

techniques

1 , grouped by in kill-chain order, 1 cited passage 1

Privilege EscalationTA0004

Exploitation for Privilege Escalation T1068 Medium
AI mapping from the description · how it is exploited

local privilege escalation via crafted application

allows local users to gain privileges via a crafted application
From the official description (NVD) Original (opens in a new tab) ↗
Lower-confidence links (1)

These come from early or generic mappings, text matching, or contradict this CVE’s details (for example a public-facing technique on a bug that needs a user to open a file). Shown for completeness.

  • Stage CapabilitiesT1608 CTID attack_to_cve Phase 1 "Uncategorized" mapping (not staged by impact)

Detection

0 rules for this CVE · 31 general rules for its techniques

Rules for this CVE

0 that reference CVE-2016-0165 directly.

CVE-specific rules are not available in this build. Search SigmaHQ ↗

General rules for this CVE’s techniques

These detect the technique in general, not this specific vulnerability.

Sigma rules © SigmaHQ, Detection Rule License 1.1; linked, not reproduced.

What security researchers reported

Named in 1 threat report
1 reportMicrosoft

Reports are matched by finding the exact id CVE-2016-0165 in their text; nobody has reviewed the match. One passage is shown per report, at most 320 characters, linked to the original.

Also mentioned in 50 community threat pulses (AlienVault OTX)

Weaker evidence

Pulses are indicator collections that anyone can publish. A mention is not confirmation of exploitation.

References

5 links, grouped by NVD tag (4 duplicates merged)
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