⚠ Actively exploited
Added to CISA KEV on 2022-03-25. Federal agencies required to patch by 2022-04-15. Required action: Apply updates per vendor instructions..
CVE-2018-8373 — Out-of-bounds Write in Microsoft Internet Explorer 10
Severity
7.5HIGHNVD
EPSS
82.5%
top 0.77%
CISA KEV
KEV
Added 2022-03-25
Due 2022-04-15
Exploit
Exploited in wild
Active exploitation observed
Affected products
Timeline
PublishedAug 15
KEV addedMar 25
KEV dueApr 15
Latest updateMay 13
CISA Required Action: Apply updates per vendor instructions.
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 affects Internet Explorer 9, Internet Explorer 11, Internet Explorer 10. This CVE ID is unique from CVE-2018-8353, CVE-2018-8355, CVE-2018-8359, CVE-2018-8371, CVE-2018-8372, CVE-2018-8385, CVE-2018-8389, CVE-2018-8390.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.6 | Impact: 5.9
Affected Packages4 packages
▶CVEListV5microsoft/internet_explorer_9Windows Server 2008 for 32-bit Systems Service Pack 2, Windows Server 2008 for x64-based Systems Service Pack 2+1
Patches
🔴Vulnerability Details
6GHSA▶
GHSA-9qm8-3m9q-ghgq: A remote code execution vulnerability exists in the way that the scripting engine handles objects in memory in Internet Explorer, aka "Scripting Engin↗2022-05-13
CVEList▶
CVE-2018-8373: A remote code execution vulnerability exists in the way that the scripting engine handles objects in memory in Internet Explorer, aka "Scripting Engin↗2018-08-15