High severity · published Nov 12, 2019
CVE-2019-1429
Microsoft Internet Explorer Scripting Engine Memory Corruption Vulnerability
In wildKEV
7.5
CVSS
77.3%
EPSS
Yes
On KEV
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-2019-1426, CVE-2019-1427, CVE-2019-1428.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)77.3% · higher than 100% of CVEs
Exploited in the wildYes
CISA KEVListed Nov 3, 2021
Federal remediation dueMay 3, 2022
Ransomware campaign useNot known
Affected products
Which versions
IE
Internet Explorer 10 · Microsoft
Windows Server 2012 · source: vendor
IE
Internet Explorer 11 · Microsoft
Windows 7 for 32-bit Systems Service Pack 1; Windows 7 for x64-based Systems Service Pack 1; Windows Server 2008 R2 for x64-based Systems Service Pack 1; Windows 8.1 for 32-bit systems; Windows 8.1 for x64-based systems; Windows Server 2012 R2; +16 more · source: vendor
IE
Internet Explorer 11 on Windows 10 Version 1903 for 32-bit Systems · Microsoft
All versions, or not specified · source: vendor
IE
Internet Explorer 11 on Windows 10 Version 1903 for ARM64-based Systems · Microsoft
All versions, or not specified · source: vendor
IE
Internet Explorer 11 on Windows 10 Version 1903 for x64-based Systems · Microsoft
All versions, or not specified · source: vendor
IE
Internet Explorer 11 on Windows Server 2012 · Microsoft
All versions, or not specified · source: vendor
IE
Internet Explorer 9 · Microsoft
Windows Server 2008 for 32-bit Systems Service Pack 2; Windows Server 2008 for x64-based Systems Service Pack 2 · source: vendor
IE
Internet Explorer · Microsoft
9; 10; 11 · source: NVD, KEV
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-1429
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-1429
CISA KEV catalogue
https://www.cisa.gov/known-exploited-vulnerabilities-catalog
x_refsource_MISC
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1429
x_refsource_MISC
http://packetstormsecurity.com/files/155433/Microsoft-Internet-Explorer-Use-After-Free.html
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