Sep 2019:
CVE-2019-1367 Published on September 23, 2019

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-2019-1221.

NVD

Known Exploited Vulnerability

This Internet Explorer 9-11 Scripting Engine Memory Corruption Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. A remote code execution vulnerability exists in the way that the scripting engine handles objects in memory in Internet Explorer. This CVE ID is unique from CVE-2019-1221.

The following remediation steps are recommended / required by May 3, 2022: Apply updates per vendor instructions.

Vulnerability Analysis

CVE-2019-1367 can be exploited with network access, requires user interaction. This vulnerability is consided to have a high level of attack complexity. This vulnerability is known to be actively exploited by threat actors. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
NETWORK
Attack Complexity:
HIGH
Privileges Required:
NONE
User Interaction:
REQUIRED
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is a Memory Corruption Vulnerability?

The software writes data past the end, or before the beginning, of the intended buffer. Typically, this can result in corruption of data, a crash, or code execution. The software may modify an index or perform pointer arithmetic that references a memory location that is outside of the boundaries of the buffer. A subsequent write operation then produces undefined or unexpected results.

CVE-2019-1367 has been classified to as a Memory Corruption vulnerability or weakness.


Products Associated with CVE-2019-1367

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Microsoft Internet Explorer (IE)
 
Microsoft Windows Server 2012
 
Microsoft Windows 10
 

Affected Versions

Microsoft Internet Explorer 9: Microsoft Internet Explorer 11: Microsoft Internet Explorer 11 on Windows Server 2012: Microsoft Internet Explorer 11 on Windows 10 Version 1903 for 32-bit Systems: Microsoft Internet Explorer 11 on Windows 10 Version 1903 for x64-based Systems: Microsoft Internet Explorer 11 on Windows 10 Version 1903 for ARM64-based Systems: Microsoft Internet Explorer 10:

Exploit Probability

EPSS
89.69%
Percentile
99.56%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.