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CVE-2011-0101

9.3 · HIGH

Microsoft Excel 2002 SP3 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted RealTimeData record, related to a stTopic field, double-byt…

Published Apr 13, 2011microsoftCWE-119EPSS 29.97%

Overview

CVE-2011-0101 is a high-severity vulnerability affecting microsoft excel. It was published on April 13, 2011 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

Microsoft Excel 2002 SP3 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted RealTimeData record, related to a stTopic field, double-byte characters, and an incorrect pointer calculation, aka "Excel Record Parsing WriteAV Vulnerability."

Remediation

Check the references section for vendor advisories and patches from microsoft. Update excel 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/71766Refsecunia.com/advisories/39122Refwww.securityfocus.com/archive/1/517463/100/0/threadedRefwww.securityfocus.com/bid/47243Refwww.securitytracker.com/id?1025337Refwww.us-cert.gov/cas/techalerts/TA11-102A.htmlRefwww.vupen.com/english/advisories/2011/0940Refwww.zerodayinitiative.com/advisories/ZDI-11-120Refdocs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-021Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11676

How CyberStrike helps

Frequently asked questions

What is CVE-2011-0101?

CVE-2011-0101 is a high-severity vulnerability affecting microsoft excel. It was published on April 13, 2011 and has a CVSS 2.0 base score of 9.3 (HIGH).

How severe is CVE-2011-0101?

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-2011-0101?

Check the references section for vendor advisories and patches from microsoft. Update excel 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-2011-0101?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-0101 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.

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