Heap-based buffer overflow in Microsoft products - CVE-2009-3130
Published: March 21, 2017
Vulnerability identifier: #VU6143
CSH Severity: High
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2009-3130
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The weakness exists due to heap-based buffer overflow when parsing of the Excel spreadsheet file format. A remote attacker can create a specially crafted .xls file containing malformed Binary File Format (BIFF) records, trick the victim into opening it, trigger memory corruption and execute arbitrary code with privileges of the current user.
Successful exploitation of the vulnerability may result in arbitrary code execution on the vulnerable system.
The weakness exists due to heap-based buffer overflow when parsing of the Excel spreadsheet file format. A remote attacker can create a specially crafted .xls file containing malformed Binary File Format (BIFF) records, trick the victim into opening it, trigger memory corruption and execute arbitrary code with privileges of the current user.
Successful exploitation of the vulnerability may result in arbitrary code execution on the vulnerable system.
Affected software
Microsoft Excel
Microsoft Office
Microsoft Office for macOS
Microsoft Office
Microsoft Office for macOS
How to mitigate CVE-2009-3130
Install update from vendor's website.