⚠ Actively exploited
Added to CISA KEV on 2022-05-04. Federal agencies required to patch by 2022-05-25. Required action: Apply updates per vendor instructions..

CVE-2014-0322 — Use After Free in Microsoft Internet Explorer

CWE-416 — Use After Free29 documents14 sources
Severity
8.8HIGHNVD
EPSS
93.2%
top 0.20%
CISA KEV
KEV
Added 2022-05-04
Due 2022-05-25
Exploit
Exploited in wild
Active exploitation observed
Affected products
1
Microsoft Internet Explorer
Timeline
PublishedFeb 14
KEV addedMay 4
Latest updateMay 14
KEV dueMay 25
CISA Required Action: Apply updates per vendor instructions.

Description

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages1 packages

Patches

Patch: technet.microsoft.com ↗Patch: docs.microsoft.com ↗Patch: technet.microsoft.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-fc9q-h2h8-qq52: Use-after-free vulnerability in Microsoft Internet Explorer 9 and 10 allows remote attackers to execute arbitrary code via vectors involving crafted J↗2022-05-14
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VulnCheck
Microsoft Internet Explorer Use-After-Free Vulnerability↗2014
▶

💥Exploits & PoCs

3
Exploit-DB
Microsoft Internet Explorer - CMarkup Use-After-Free (MS14-012) (Metasploit)↗2014-04-16
▶
Exploit-DB
Microsoft Internet Explorer 10 - CMarkup Use-After-Free (MS14-012)↗2014-04-14
▶
Metasploit
MS14-012 Microsoft Internet Explorer CMarkup Use-After-Free↗
▶

📋Vendor Advisories

1
CISA
Microsoft Internet Explorer Use-After-Free Vulnerability↗2022-05-04
▶

🕵️Threat Intelligence

21
Qualys
US-CERT: Top 30 Vulnerabilities | Qualys↗2015-05-01
▶
Qualys
US-CERT: Top 30 Vulnerabilities | Qualys↗2015-05-01
▶
Unit42
Addressing CVE-2014-6332 SWF Exploit↗2014-11-26
▶
Unit42
Addressing CVE-2014-6332 SWF Exploit↗2014-11-26
▶
Talos
Threat Spotlight: Group 72, Opening the ZxShell↗2014-10-28
▶

📄Research Papers

1
arXiv
Detile: Fine-Grained Information Leak Detection in Script Engines↗2020-07-06
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CVE-2014-0322 — Use After Free in Microsoft | cvebase