CVE-2011-0978 Memory corruption in n/a

What is CVE-2011-0978?

CVE-2011-0978 is a critical memory corruption vulnerability in Microsoft Excel, published on 10 Feb 2011. 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

Stack-based buffer overflow in Microsoft Excel 2002 SP3, 2003 SP3, and 2007 SP2; Office 2004 for Mac; Excel Viewer SP2; and Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2 allows remote attackers to execute arbitrary code via vectors related to an axis properties record, and improper incrementing of an array index, aka "Excel Array Indexing Vulnerability."

Weakness: CWE-119

Which versions are affected by CVE-2011-0978?

It affects 4 products.

Products include Microsoft Excel, Microsoft Excel Viewer, Microsoft Office, Microsoft Office Compatibility Pack.

How do I fix CVE-2011-0978?

No fix has been published for CVE-2011-0978 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-2011-0978 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2011-0978 exists.

Public exploit code: 1 Exploit-DB entry.

Other vulnerabilities in Microsoft Excel

• CVE-2019-1297 Microsoft Excel Remote Code Execution Exploited High 8.8
• CVE-2009-0238 Microsoft Office Remote Code Execution Exploited High 8.8
• CVE-2016-7262 Microsoft Office Security Feature Bypass Exploited High 7.8
• CVE-2009-3129 Microsoft Excel Featheader Record Memory Corruption Exploited High 7.8
• CVE-2008-0081 Code injection in n/a Critical 9.8

All Microsoft Excel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-693v-vh3p-cg3g.