SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2019-0752

Microsoft Internet Explorer Type Confusion Vulnerability

KEVHIGH 7.5EPSS 81.6%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 15 August 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

Description

A remote code execution vulnerability exists in the way that the scripting engine handles objects in memory in Internet Explorer, aka 'Scripting Engine Memory Corruption Vulnerability'. This CVE ID is unique from CVE-2019-0739, CVE-2019-0753, CVE-2019-0862.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
81.55% probability · 100th percentile
CISA KEV
Listed 15 February 2022 · due 15 August 2022 · used in ransomware campaigns
Weakness
CWE-843
Affected
microsoft/internet explorer
Source
secure@microsoft.com

CISA notes

Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2019-0752

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