SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2019-5786

Google Chrome Blink Use-After-Free Vulnerability

KEVMEDIUM 6.5EPSS 61.5%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 13 June 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

Description

Object lifetime issue in Blink in Google Chrome prior to 72.0.3626.121 allowed a remote attacker to potentially perform out of bounds memory access via a crafted HTML page.

CVSS 3.1
6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS
61.54% probability · 99th percentile
CISA KEV
Listed 23 May 2022 · due 13 June 2022
Weakness
CWE-416
Affected
google/chrome
Source
chrome-cve-admin@google.com

CISA notes

Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2019-5786

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.