Vulnerability Intelligence Report
Microsoft Internet Explorer Use-After-Free Vulnerability
CVE-2014-0322
Use-after-free vulnerability in Microsoft Internet Explorer 9 and 10 allows remote attackers to execute arbitrary code via vectors involving crafted JavaScript code, CMarkup, and the onpropertychange attribute of a script element, as exploited in the wild in January and February 2014.
CISA KEV
SSVC: Active Exploitation
CVSS Base Score
8.8
HIGH
Exploitability:2.9
Impact Score:5.9
EPSS Probability:85.24%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-416 ↗CWE-416 Use After Free
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| microsoft | internet_explorer | 9, 10 |
| microsoft | windows_7 | all |
| microsoft | windows_server_2008 | r2 |
| microsoft | windows_vista | all |
| microsoft | windows_8 | all |
| microsoft | windows_rt | all |
| microsoft | windows_server_2012 | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2013-12-03T00:00:00 |
| Published | 2014-02-14T16:00:00 |
| Patch Date | 2014-02-11 |
| Last Updated | 2025-10-22T00:05:39 |
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