CVEvulnerability

CVE-2009-0557

7.8 HIGH Known exploited Published 2009-06-10 Modified 2026-06-16 Official page ↗

CISA Known Exploited Vulnerability

Microsoft Office Object Record Corruption Vulnerability — Microsoft Office

Microsoft Office contains an object record corruption vulnerability that allows remote attackers to execute code via a crafted Excel file with a malformed record object.

Added to KEV: 2022-06-08
Remediation due: 2022-06-22
Ransomware use: Unknown
Required action: Apply updates per vendor instructions.
Notes: https://nvd.nist.gov/vuln/detail/CVE-2009-0557

Status: Analyzed
Published: 2009-06-10
Last modified: 2026-06-16
Assigner: [email protected]
CVSS 3.1 ([email protected]): 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0): 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected]): 9.3 HIGH — AV:N/AC:M/Au:N/C:C/I:C/A:C
Weaknesses: CWE-94

Description

Excel in Microsoft Office 2000 SP3, Office XP SP3, Office 2003 SP3, and Office 2004 and 2008 for Mac; Excel in 2007 Microsoft Office System SP1 and SP2; Open XML File Format Converter for Mac; Microsoft Office Excel Viewer 2003 SP3; Microsoft Office Excel Viewer; and Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP1 and SP2 allow remote attackers to execute arbitrary code via a crafted Excel file with a malformed record object, aka "Object Record Corruption Vulnerability."

Affected configurations

• microsoft office 2000 • microsoft office 2003 • microsoft office 2004 • microsoft office 2007 • microsoft office 2008 • microsoft office xp • microsoft office compatibility pack 2007 • microsoft office excel viewer • microsoft office excel viewer 2003 • microsoft office sharepoint server 2007 • microsoft open xml file format converter

Weakness · CWE (1)

CWE-94 Improper Control of Generation of Code weakness

References