CVE-2009-0562 Memory corruption in n/a

Critical 9.3 Published Updated

Remote attackers can execute arbitrary code via memory corruption in Office Web Components ActiveX controls, requiring user interaction to trigger.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2009-0562?

CVE-2009-0562 is a critical memory corruption vulnerability in Microsoft Office, published on 12 Aug 2009. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

The Office Web Components ActiveX Control in Microsoft Office XP SP3, Office 2003 SP3, Office XP Web Components SP3, Office 2003 Web Components SP3, Office 2003 Web Components SP1 for the 2007 Microsoft Office System, Internet Security and Acceleration (ISA) Server 2004 SP3 and 2006 SP1, and Office Small Business Accounting 2006 does not properly allocate memory, which allows remote attackers to execute arbitrary code via unspecified vectors that trigger "system state" corruption, aka "Office Web Components Memory Allocation Vulnerability."

Weakness: CWE-399

Which versions are affected by CVE-2009-0562?

It affects 3 products.

Products include Microsoft Isa Server, Microsoft Office, Microsoft Office Web Components.

How do I fix CVE-2009-0562?

No fix has been published for CVE-2009-0562 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2009-0562 being exploited?

There is no known exploitation of CVE-2009-0562 in the wild and no public exploit code.

All Microsoft Office vulnerabilities

Sources

Also known as GHSA-wvqf-rrqc-53gr.

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