Unrated severityNVD Advisory· Published Oct 11, 2009· Updated Jun 16, 2026

CVE-2009-3663

Description

Format string vulnerability in the h_readrequest function in http.c in httpdx Web Server 1.4 allows remote attackers to cause a denial of service (crash) or execute arbitrary code via format string specifiers in the Host header.

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Jasper/Httpdx
cpe:2.3:a:jasper:httpdx:1.4:*:*:*:*:*:*:*
Httpdx/httpdxllm-fuzzy
Range: =1.4

Patches

Vulnerability mechanics

References

www.vupen.com/english/advisories/2009/2654nvdPatchVendor Advisory
secunia.com/advisories/36734nvdVendor Advisory
httpdx.sourceforge.net/downloads/changelog.lognvd
osvdb.org/58129nvd
www.exploit-db.com/exploits/9657nvd
exchange.xforce.ibmcloud.com/vulnerabilities/53205nvd

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