Microsoft Excel msvcrt.memmove() buffer overflow

excel-msvcrt-memmove-bo (23537)

High Risk

Description:

Microsoft Excel is vulnerable to a stack-based buffer overflow in the msvcrt.memmove() function. By creating a malicious Excel .xls file and hosting it on a Web site or sending it to a potential victim as an email attachment, an attacker could overflow a buffer and possibly execute arbitrary code on the system with privileges of the victim, if the attacker could persuade the victim to open the file.

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 The original bulletin issued by Microsoft has been superseded.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:

• Full-Disclosure Mailing List, Thu Dec 08 2005 - 13:22:53 CST: 0-day for sale on ebay.
• Microsoft Security Bulletin MS06-012: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (905413).
• Microsoft Security Bulletin MS06-037: Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution (917285).
• Microsoft Security Bulletin MS06-059: Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution (924164).
• Microsoft Security Bulletin MS07-002: Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution (927198).
• Microsoft Security Bulletin MS07-023: Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution (934233).
• Microsoft Security Bulletin MS07-036: Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution (936542).
• Microsoft Security Bulletin MS07-044: Vulnerability in Microsoft Excel Could Allow Remote Code Execution (940965).
• Microsoft Security Bulletin MS08-014: Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution (949029).
• Microsoft Security Bulletin MS08-026: Vulnerabilities in Microsoft Word Could Allow Remote Code Execution (951207).
• Microsoft Security Bulletin MS08-042: Vulnerability in Microsoft Word Could Allow Remote Code Execution (955048).
• Microsoft Security Bulletin MS08-043: Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution (954066).
• Microsoft Security Bulletin MS08-051: Vulnerabilities in Microsoft PowerPoint Could Allow Remote Code Execution (949785).
• Microsoft Security Bulletin MS08-052: Vulnerabilities in GDI+ Could Allow Remote Code Execution (954593).
• Microsoft Security Bulletin MS08-057: Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution (956416).
• Microsoft Security Bulletin MS09-004: Vulnerability in Microsoft SQL Server Could Allow Remote Code Execution (959420).
• Microsoft Security Bulletin MS09-017: Vulnerabilities in Microsoft Office PowerPoint Could Allow Remote Code Execution (967340).
• Microsoft Security Bulletin MS09-021: Vulnerabilities in Microsoft Office Excel Could Allow Remote Code Execution (969462).
• Microsoft Security Bulletin MS09-062: Vulnerabilities in GDI+ Could Allow Remote Code Execution (957488).
• Microsoft Security Bulletin MS09-067: Vulnerabilities in Microsoft Office Excel Could Allow Remote Code Execution (972652).
• Microsoft Security Bulletin MS10-003: Vulnerability in Microsoft Office (MSO) Could Allow Remote Code Execution (978214).
• Microsoft Security Bulletin MS10-004: Vulnerabilities in Microsoft Office PowerPoint Could Allow Remote Code Execution (975416).
• Microsoft Security Bulletin MS10-017: Vulnerabilities in Microsoft Office Excel Could Allow Remote Code Execution (980150).
• Microsoft Security Bulletin MS10-017: Vulnerabilities in Microsoft Office Excel Could Allow Remote Code Execution (980150).
• Microsoft Security Bulletin MS10-028: Vulnerabilities in Microsoft Visio Could Allow Remote Code Execution (980094).
• Microsoft Security Bulletin MS10-036: Vulnerabilities in COM validation in Microsoft Office Could Allow Remote Code Execution (983235.
• Microsoft Security Bulletin MS10-038: Vulnerabilities in Microsoft Office Excel Could Allow Remote Code Execution (2027452).
• Microsoft Security Bulletin MS10-056: Vulnerabilities in Microsoft Office Word Could Allow Remote Code Execution (2269638).
• Microsoft Security Bulletin MS10-057: Vulnerability in Microsoft Office Excel Could Allow Remote Code Execution (2269707).
• Microsoft Security Bulletin MS10-079: Vulnerabilities in Microsoft Word Could Allow Remote Code Execution (2293194).
• Microsoft Security Bulletin MS10-087: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (2423930).
• Microsoft Security Bulletin MS10-105: Vulnerabilities in Microsoft Office Graphics Filters Could Allow for Remote Code Execution (968095).
• Microsoft Security Bulletin MS11-008: Vulnerabilities in Microsoft Visio Could Allow Remote Code Execution (2451879).
• Microsoft Security Bulletin MS11-021: Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution (2489279).
• Microsoft Security Bulletin MS11-023: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (2489293).
• Microsoft Security Bulletin MS11-029: Vulnerability in GDI+ Could Allow Remote Code Execution (2489979).
• Microsoft Security Bulletin MS11-045: Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution (2537146).
• Microsoft Security Bulletin MS11-049: Vulnerability in the Microsoft XML Editor Could Allow Information Disclosure (2543893).
• Microsoft Security Bulletin MS11-060: Vulnerabilities in Microsoft Visio Could Allow Remote Code Execution (2560978).
• Microsoft Security Bulletin MS11-072: Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution (2587505).
• Microsoft Security Bulletin MS11-072: Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution (2587505).
• Microsoft Security Bulletin MS11-072: Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution (2587505).
• Microsoft Security Bulletin MS11-096: Vulnerability in Microsoft Excel Could Allow Remote Code Execution (2640241).
• Microsoft Security Bulletin MS11-096: Vulnerability in Microsoft Excel Could Allow Remote Code Execution (2640241).
• Microsoft Security Bulletin MS11-096: Vulnerability in Microsoft Excel Could Allow Remote Code Execution (2640241).
• US-CERT Technical Cyber Security Alert TA06-073A: Microsoft Office and Excel Vulnerabilities.
• ASA-2006-069: Windows Security Updates for March 2006 - (MS06-011 MS06-012)
• BID-15780: Microsoft Excel Malformed Range Memory Corruption Vulnerability
• CVE-2005-4131: Unspecified vulnerability in Microsoft Excel 2000, 2002, and 2003, in Microsoft Office 2000 SP3 and other packages, allows user-assisted attackers to execute arbitrary code via an Excel file with a malformed range, which could lead to memory corruption involving an argument to the msvcrt.memmove function, aka Brand new Microsoft Excel Vulnerability
• SA19138: Microsoft Office Multiple Code Execution Vulnerabilities
• SA19238: Avaya Modular Messaging Windows Privilege Escalation Security Issues
• SECTRACK ID: 1015333: Microsoft Excel Unspecified Stack Overflow May Let Remote Users Cause Arbitrary Code to Be Executed
• SECTRACK ID: 1015766: Microsoft Office and Excel Buffer Overflows Let Remote Users Execute Arbitrary Code
• US-CERT VU#642428: Microsoft Excel fails to properly perform range validation when parsing document files
• VUPEN/ADV-2006-0950: Microsoft Office Multiple Remote Code Execution Vulnerabilities (MS06-012)

Platforms Affected:

• Microsoft Excel 2000
• Microsoft Excel 2002
• Microsoft Excel 2003
• Microsoft Excel 2004 Mac OS
• Microsoft Excel XP
• Microsoft Office 2000 SP3
• Microsoft Office 2003 SP1
• Microsoft Office 2003 SP2
• Microsoft Office 2004
• Microsoft Office X Mac OS
• Microsoft Office XP SP3
• Microsoft Works 2000
• Microsoft Works 2001
• Microsoft Works 2002
• Microsoft Works 2003
• Microsoft Works 2004
• Microsoft Works 2005
• Microsoft Works 2006

Reported:

Dec 08, 2005

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For corrections or additions please email xforce@iss.net

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