Information disclosure in Microsoft Windows 10

CVE-2019-1158

An information disclosure vulnerability exists when the Windows GDI component improperly discloses the contents of its memory. An attacker who successfully exploited the vulnerability could obtain information to further compromise a user’s system. There are multiple ways an attacker could exploit the vulnerability, such as by convincing a user to open a specially crafted document or by convincing a user to visit an untrusted webpage. The update addresses the vulnerability by correcting how the Windows GDI component handles objects in memory.

Vulnerability class: Information Disclosure

EPSS: 0.017 (74.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-1158?
CVE-2019-1158 is a medium-severity vulnerability in Microsoft Windows 10, classified under Information Disclosure. CVSS score: 5.5/10. Published 2019-08-14.
How severe is CVE-2019-1158?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2019-1158 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.