Go to homepageCyberStrike

Menu

Star on GitHub · 3.2k
Sign inDownload

CVE-2009-0558

9.3 · HIGH

Array index error in Excel in Microsoft Office 2000 SP3 and Office 2004 and 2008 for Mac, and Open XML File Format Converter for Mac, allows remote attackers to execute arbitrary code via a crafted…

Published Jun 10, 2009microsoftCWE-94EPSS 31.07%

Overview

CVE-2009-0558 is a high-severity vulnerability affecting microsoft office. It was published on June 10, 2009 and has a CVSS 2.0 base score of 9.3 (HIGH).

This vulnerability has a CVSS 2.0 base score of 9.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Array index error in Excel in Microsoft Office 2000 SP3 and Office 2004 and 2008 for Mac, and Open XML File Format Converter for Mac, allows remote attackers to execute arbitrary code via a crafted Excel file with a malformed record object, aka "Array Indexing Memory Corruption Vulnerability."

Remediation

Check the references section for vendor advisories and patches from microsoft. Update office to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refosvdb.org/54954Refsecunia.com/secunia_research/2009-1/Refwww.securityfocus.com/archive/1/504188/100/0/threadedRefwww.securityfocus.com/bid/35242Refwww.securitytracker.com/id?1022351Refwww.us-cert.gov/cas/techalerts/TA09-160A.htmlRefwww.vupen.com/english/advisories/2009/1540Refdocs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-021Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11525Refosvdb.org/54954

How CyberStrike helps

Frequently asked questions

What is CVE-2009-0558?

CVE-2009-0558 is a high-severity vulnerability affecting microsoft office. It was published on June 10, 2009 and has a CVSS 2.0 base score of 9.3 (HIGH).

How severe is CVE-2009-0558?

This vulnerability has a CVSS 2.0 base score of 9.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2009-0558?

Check the references section for vendor advisories and patches from microsoft. Update office to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2009-0558?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2009-0558 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

Related HIGH CVEs from 2009

View all
Browse by year2026202520242023202220212020201920182017201620152014201320122011201020092008200720062005200420032002200120001999