# CVE-2019-0859: A Microsoft Win32k bug is being used in attacks

Status: Being used now (CISA KEV, added 2021-11-03)
Who: 
Do this: 

## Agent prompt (read-only)
Read-only check, change nothing, send nothing anywhere.
Is Microsoft Win32k (CVE-2019-0859) installed or running on this machine or in this project?
1. Find every copy and its version (apps, packages, containers, lockfiles).
2. Compare each version against the vendor's fixed version for CVE-2019-0859. Quote the vendor page you used.
3. Report a table: where, version, fixed version, status (exposed / fixed / not installed / unsure).
4. List the exact update steps, but do not run them.

## Official description
Microsoft Win32k fails to properly handle objects in memory causing privilege escalation. Successful exploitation allows an attacker to run code in kernel mode.

## Sources
- https://nvd.nist.gov/vuln/detail/CVE-2019-0859
- https://nvd.nist.gov/vuln/detail/CVE-2019-0859

Generated by isitexploited.org from public sources. Verify version numbers against the vendor before acting.
