CVE-2013-0021: Use After Free
First published: Wed Feb 13 2013(Updated: )
Use-after-free vulnerability in Microsoft Internet Explorer 6 through 10 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, aka "Internet Explorer vtable Use After Free Vulnerability."
Credit: secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Internet Explorer | =6 | |
| Internet Explorer | =7 | |
| Internet Explorer | =8 | |
| Internet Explorer | =9 | |
| Internet Explorer | =10 |
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Reference Links
- http://www.us-cert.gov/cas/techalerts/TA13-043B.html
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-009
- https://lists.apache.org/thread.html/r1c07a561426ec5579073046ad7f4207cdcef452bb3100abaf908e0cd@%3Ccommits.santuario.apache.org%3E
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16483
- https://lists.apache.org/thread.html/r1c07a561426ec5579073046ad7f4207cdcef452bb3100abaf908e0cd%40%3Ccommits.santuario.apache.org%3E
Frequently Asked Questions
What is the severity of CVE-2013-0021?
CVE-2013-0021 is classified as a critical vulnerability due to its potential to allow remote code execution.
How do I fix CVE-2013-0021?
To fix CVE-2013-0021, update Microsoft Internet Explorer to the latest version available for your system.
What versions of Internet Explorer are affected by CVE-2013-0021?
CVE-2013-0021 affects Internet Explorer versions 6, 7, 8, 9, and 10.
What type of vulnerability is CVE-2013-0021?
CVE-2013-0021 is a use-after-free vulnerability that can be exploited via crafted web content.
Can CVE-2013-0021 lead to data loss?
Yes, exploitation of CVE-2013-0021 may lead to data loss or unauthorized access to information.
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