CVE-2019-0803

Microsoft Win32k Privilege Escalation Vulnerability — Microsoft / Win32k

Risk tier: Critical — known ransomware use

Description

Microsoft Win32k contains an unspecified vulnerability due to it failing to properly handle objects in memory causing privilege escalation. Successful exploitation allows an attacker to run code in kernel mode.

NVD enrichment (full description, CVSS vector, CWEs) has not completed for this CVE yet — shown above is the CISA KEV short description only.

Scoring

  • CVSS: Not yet available
  • EPSS exploitation probability: Not yet available
  • EPSS percentile: Not yet available

CISA KEV status

  • Added to KEV: 2021-11-03
  • Remediation due date: 2022-05-03
  • Known ransomware campaign use: Known

All exploited vulnerabilities