What is CVE-2008-5520?

CVE-2008-5520 is a vulnerability in AhnLab V3 versions 2008.12.4.1 and 2008.9.13.0 that allows remote attackers to bypass malware detection in HTML documents when using Internet Explorer.

What is the severity of CVE-2008-5520?

CVE-2008-5520 is classified as a high severity vulnerability due to its potential to allow the execution of malicious code.

How can I fix CVE-2008-5520?

To fix CVE-2008-5520, users should update their AhnLab V3 to the latest version that addresses this vulnerability.

Which software is affected by CVE-2008-5520?

CVE-2008-5520 affects specific versions of AhnLab V3 Internet Security and relies on the use of Internet Explorer 6 or 7.

Can I still use AhnLab V3 if I am affected by CVE-2008-5520?

While you can continue to use AhnLab V3, it is strongly recommended to upgrade to a version that mitigates CVE-2008-5520 to ensure your system's security.

Vulnerability/
CVE-2008-5520

critical

9.3

CWE

12/12/2008

11/10/2018

CVE-2008-5520: Input Validation

First published: Fri Dec 12 2008(Updated: )

AhnLab V3 2008.12.4.1 and possibly 2008.9.13.0, when Internet Explorer 6 or 7 is used, allows remote attackers to bypass detection of malware in an HTML document by placing an MZ header (aka "EXE info") at the beginning, and modifying the filename to have (1) no extension, (2) a .txt extension, or (3) a .jpg extension, as demonstrated by a document containing a CVE-2006-5745 exploit.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
AhnLab V3 Internet Security	=2008.9.13.0
AhnLab V3 Internet Security	=2008.12.4.1
Internet Explorer	=6
Internet Explorer	=7

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Reference Links

Frequently Asked Questions

What is CVE-2008-5520?
CVE-2008-5520 is a vulnerability in AhnLab V3 versions 2008.12.4.1 and 2008.9.13.0 that allows remote attackers to bypass malware detection in HTML documents when using Internet Explorer.
What is the severity of CVE-2008-5520?
CVE-2008-5520 is classified as a high severity vulnerability due to its potential to allow the execution of malicious code.
How can I fix CVE-2008-5520?
To fix CVE-2008-5520, users should update their AhnLab V3 to the latest version that addresses this vulnerability.
Which software is affected by CVE-2008-5520?
CVE-2008-5520 affects specific versions of AhnLab V3 Internet Security and relies on the use of Internet Explorer 6 or 7.
Can I still use AhnLab V3 if I am affected by CVE-2008-5520?
While you can continue to use AhnLab V3, it is strongly recommended to upgrade to a version that mitigates CVE-2008-5520 to ensure your system's security.

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version/ahnlab v3 internet security/2008.9.13.0
version/ahnlab v3 internet security/2008.12.4.1
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version/internet explorer/6
version/internet explorer/7

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