CVE-2020-15999

critical

Description

Heap buffer overflow in Freetype in Google Chrome prior to 86.0.4240.111 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

From the Tenable Blog

CVE-2020-15999, CVE-2020-17087: Google Chrome FreeType and Microsoft Windows Kernel Zero Days Exploited in the Wild
CVE-2020-15999, CVE-2020-17087: Google Chrome FreeType and Microsoft Windows Kernel Zero Days Exploited in the Wild

Published: 2020-11-02

A pair of zero-day vulnerabilities in Google Chrome (CVE-2020-15999) and Microsoft Windows (CVE-2020-17087) were chained together and exploited in the wild in targeted attacks. A separate Chrome vulnerability (CVE-2020-16009) has also been exploited in the wild.

References

Details

Source: Mitre, NVD

Published: 2020-11-03

Updated: 2025-02-05

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 9.6

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.93154