Vulnerability in Microsoft Windows

CVE-2019-0808

An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-0797.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.530 (99.0th percentile), scored .

High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2019-0808: held from 0.530 to 0.530.

EPSS over last 30 days · oldest: 0.530 · newest: 0.530 · change: 0.000

Affected products

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: .

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-0808?
CVE-2019-0808 is a high-severity vulnerability in Microsoft Windows. CVSS score: 7.8/10. Published 2019-04-09.
How severe is CVE-2019-0808?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2019-0808 known to be exploited?
Yes. CVE-2019-0808 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 30 public proof-of-concept repositories are indexed.