CVE-2008-5534: Input Validation

Published Dec 12, 2008
·
Updated

ESET NOD32 Antivirus 3662 and possibly 3440, 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.

Affected Software

8 affected components
ESET NOD32 Antivirus=3440
ESET NOD32 Antivirus=3662
Microsoft Internet Explorer=6
Microsoft Internet Explorer=7
All of the following
Any of the following
ESET NOD32 Antivirus=3440
ESET NOD32 Antivirus=3662
Any of the following
Microsoft Internet Explorer=6
Microsoft Internet Explorer=7

Event History

Dec 12, 2008
CVE Published
via MITRE·06:13 PM
Data Sourced
via MITRE·06:13 PM
Description
Data Sourced
06:30 PM
DescriptionWeaknessAffected Software
Data Sourced
via NVD·06:30 PM
DescriptionSeverityWeaknessAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2008-5534?

CVE-2008-5534 has a moderate severity level as it allows remote attackers to bypass malware detection.

2

How do I fix CVE-2008-5534?

To fix CVE-2008-5534, update ESET NOD32 Antivirus to a version that addresses this vulnerability.

3

Which versions of ESET NOD32 Antivirus are affected by CVE-2008-5534?

CVE-2008-5534 affects ESET NOD32 Antivirus versions 3662 and 3440.

4

Can Internet Explorer versions 6 and 7 exploit CVE-2008-5534?

Yes, CVE-2008-5534 can be exploited when using Internet Explorer versions 6 or 7 in conjunction with the affected ESET antivirus.

5

What types of file modifications facilitate the CVE-2008-5534 vulnerability?

CVE-2008-5534 is facilitated by modifying file names to have no extension or a .txt extension to bypass detection.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203