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CVE-2008-5531

UnknownEPSS 2.95%

Last modified

CVE-2008-5531 is a vulnerability of currently unknown severity. Fortinet Antivirus 3.113.0.0, 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.. EPSS estimates a 2.95% chance of exploitation in the next 30 days.

Description

Fortinet Antivirus 3.113.0.0, 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.

Metrics

EPSS Probability
2.95%

85.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
FortinetFortiguard Antivirus3.113.0.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2008-5531?
Fortinet Antivirus 3.113.0.0, 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.
How severe is CVE-2008-5531?
Severity scoring for CVE-2008-5531 is pending analysis. The EPSS model estimates a 2.95% probability of exploitation in the next 30 days.
How do I fix CVE-2008-5531?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST