CVE-2009-3663

Severity: critical (CVSS 10.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 14.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2009-10-11 · updated 2026-06-16
Weakness: CWE-134

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.

Affected products

JasPer Httpdx: 1.4

References

http://httpdx.sourceforge.net/downloads/changelog.log
http://osvdb.org/58129
http://secunia.com/advisories/36734
http://www.exploit-db.com/exploits/9657
http://www.vupen.com/english/advisories/2009/2654
https://exchange.xforce.ibmcloud.com/vulnerabilities/53205
http://httpdx.sourceforge.net/downloads/changelog.log
http://osvdb.org/58129
http://secunia.com/advisories/36734
http://www.exploit-db.com/exploits/9657
http://www.vupen.com/english/advisories/2009/2654
https://exchange.xforce.ibmcloud.com/vulnerabilities/53205

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