Microsoft Internet Explorer 6.0 SP1 and possibly other versions allows remote attackers to cause a denial of service and possibly execute arbitrary code by instantiating COM objects as ActiveX controls, including (1) imskdic.dll (Microsoft IME), (2) chtskdic.dll (Microsoft IME), and (3) msoe.dll (Outlook), which leads to memory corruption. NOTE: it is not certain whether the issue is in Internet Explorer or the individual DLL files.
CVE-2006-4193
- No confirmed exploitation signals yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 98.6%
- KEV
- Not listed
Published
August 17, 2006
Last Modified
April 16, 2026
References (32)
- cve@mitrehttp://securityreason.com/securityalert/1402
- cve@mitrehttp://www.osvdb.org/29345
- cve@mitrehttp://www.osvdb.org/29346
- cve@mitrehttp://www.osvdb.org/29347
- cve@mitrehttp://www.securityfocus.com/archive/1/443290/100/0/threaded
- cve@mitrehttp://www.securityfocus.com/archive/1/443295/100/0/threaded
- cve@mitrehttp://www.securityfocus.com/archive/1/443299/100/0/threaded
- cve@mitrehttp://www.securityfocus.com/bid/19521
- cve@mitrehttp://www.securityfocus.com/bid/19529
- cve@mitrehttp://www.securityfocus.com/bid/19530
- cve@mitrehttp://www.xsec.org/index.php?module=releases&act=view&type=1&id=10
- cve@mitrehttp://www.xsec.org/index.php?module=releases&act=view&type=1&id=8
- cve@mitrehttp://www.xsec.org/index.php?module=releases&act=view&type=1&id=9
- cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/28436
- cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/28438
Data Freshness Timeline
(refreshed 6× in last 7d / 23× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-13 22:25 UTCEPSS rescore
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- 2026-06-11 13:55 UTCEPSS rescore
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- 2026-05-31 22:28 UTCEPSS rescore
- 2026-05-31 07:13 UTCEG score recompute
- 2026-05-31 07:12 UTCGHSA enrichment
- 2026-05-31 00:13 UTCEPSS rescore
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- 2026-05-29 13:40 UTCEPSS rescore
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- 2026-05-26 07:16 UTCEPSS rescore
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- 2026-05-21 22:38 UTCEPSS rescore
- 2026-05-20 22:36 UTCEPSS rescore
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- 2026-05-20 11:20 UTCEPSS rescore
- 2026-05-20 11:20 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Publicly available exploits
(2 references)Working exploit code is in the public domain (2 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-28387✓ verifiedFirst seen Aug 15, 2006
Microsoft Internet Explorer 6 - 'IMSKDIC.dll' Denial of Service
Open source ↗ - Exploit-DBEDB-28389✓ verifiedFirst seen Aug 15, 2006
Microsoft Internet Explorer 6 - 'MSOE.dll' Denial of Service
Open source ↗
Frequently asked(4)
What is CVE-2006-4193?
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How do I remediate CVE-2006-4193?
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