Microsoft Internet Exporer mshtml.dll buffer overflow
| ie-mshtml-bo (25292) |  High Risk |
Description:
Microsoft Internet Explorer is vulnerable to a buffer overflow in mshtml.dll. By creating a malicious Web page containing a large number of script action handlers in a single HTML tag, a remote attacker could overflow a buffer and cause Internet Explorer to crash or possibly execute arbitrary code on a victim's system, once the malicious page is opened.
Note: This vulnerability also affects Mozilla Firefox, and possibly other vendor Web browsers.
Consequences:
Gain Access
Remedy:
Apply the appropriate patch for your system, as listed in the latest Microsoft Security Bulletin. See References.
— OR —
Use Microsoft Automatic Update if it is supported by your operating system. The original bulletin issued by Microsoft has been superseded.
References:
- BugTraq Mailing List, Thu Mar 16 2006 - 13:22:55 CST: Remote overflow in MSIE script action handlers (mshtml.dll).
- Full-Disclosure Mailing List, Thu Mar 16 2006 - 15:13:37 CST: Re: Remote overflow in MSIE script action handlers (mshtml.dll).
- Internet Security Systems Protection Alert - April 11, 2006: Cumulative Security Update for Internet Explorer.
- Microsoft Security Bulletin MS06-013: Cumulative Security Update for Internet Explorer (912812).
- Microsoft Security Bulletin MS06-021: Cumulative Security Update for Internet Explorer (916281).
- Microsoft Security Bulletin MS06-042: Cumulative Security Update for Internet Explorer (918899).
- Microsoft Security Bulletin MS06-067: Cumulative Security Update for Internet Explorer (922760).
- Microsoft Security Bulletin MS06-072: Cumulative Security Update for Internet Explorer (925454).
- Microsoft Security Bulletin MS07-016: Cumulative Security Update for Internet Explorer (928090).
- Microsoft Security Bulletin MS07-027: Cumulative Security Update for Internet Explorer (931768).
- Microsoft Security Bulletin MS07-033: Cumulative Security Update for Internet Explorer (933566).
- Microsoft Security Bulletin MS07-045: Cumulative Security Update for Internet Explorer (937143).
- Microsoft Security Bulletin MS07-057: Cumulative Security Update for Internet Explorer (939653).
- Microsoft Security Bulletin MS07-069: Cumulative Security Update for Internet Explorer (942615).
- Microsoft Security Bulletin MS08-010: Cumulative Security Update for Internet Explorer (944533).
- Microsoft Security Bulletin MS08-024: Cumulative Security Update for Internet Explorer (947864).
- Microsoft Security Bulletin MS08-031: Cumulative Security Update for Internet Explorer (950759).
- Microsoft Security Bulletin MS08-045: Cumulative Security Update for Internet Explorer (953838).
- Microsoft Security Bulletin MS08-058: Cumulative Security Update for Internet Explorer (956390).
- Microsoft Security Response Center Blog, Tuesday, March 21, 2006 12:54 AM: Publicly disclosed vulnerability in Internet Explorer.
- US-CERT Technical Cyber Security Alert TA06-101A: Microsoft Windows and Internet Explorer Vulnerabilities.
- ASA-2006-079: Windows Security Updates for April 2006 - (MS06-013 - MS06-017)
- BID-17131: Microsoft Internet Explorer Script Action Handler Buffer Overflow Vulnerability
- CVE-2006-1245: Buffer overflow in mshtml.dll in Microsoft Internet Explorer 6.0.2900.2180, and probably other versions, allows remote attackers to execute arbitrary code via an HTML tag with a large number of script action handlers such as onload and onmouseover, as demonstrated using onclick, aka the Multiple Event Handler Memory Corruption Vulnerability.
- CVE-2006-1273: ** DISPUTED ** Mozilla Firefox 1.0.7 and 1.5.0.1 allows remote attackers to cause a denial of service (crash) via an HTML tag with a large number of script action handlers such as onload and onmouseover, which triggers the crash when the user views the page source. NOTE: Red Hat has disputed this issue, suggesting that It is likely the reporter was running the IE Tab extension
- OSVDB ID: 23964: Microsoft IE mshtml.dll Multiple Script Action Handler Overflow
- SA18957: Internet Explorer Multiple Vulnerabilities
- SA19269: Internet Explorer Multiple Event Handlers Memory Corruption Vulnerability
- SECTRACK ID: 1015794: (Vendor Issues Fix) Microsoft Internet Explorer `mshtml.dll` Bug in Processing Multiple Action Handlers Lets Remote Users Deny Service
- US-CERT VU#984473: Microsoft Internet Explorer contains overflow in processing script action handlers
- VUPEN/ADV-2006-1318: Microsoft Internet Explorer Remote Code Execution Vulnerabilities (MS06-013)
Platforms Affected:
- Microsoft Internet Explorer 6
- Microsoft Windows XP SP2
Reported:
Mar 16, 2006
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