CVE-2009-3586

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 6.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2009-12-08 · updated 2026-06-16
Weakness: CWE-189

Description

Off-by-one error in src/http.c in CoreHTTP 0.5.3.1 and earlier allows remote attackers to cause a denial of service or possibly execute arbitrary code via an HTTP request with a long first line that triggers a buffer overflow. NOTE: this vulnerability reportedly exists because of an incorrect fix for CVE-2007-4060.

Affected products

Frank Yaul Corehttp: 0.5.3.1

References

http://census-labs.com/media/corex.txt
http://census-labs.com/news/2009/12/02/corehttp-web-server/
http://www.securityfocus.com/archive/1/508272/100/0/threaded
http://census-labs.com/media/corex.txt
http://census-labs.com/news/2009/12/02/corehttp-web-server/
http://www.securityfocus.com/archive/1/508272/100/0/threaded

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