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CVE-2009-3586

7.5 · HIGH

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 tha…

Published Dec 8, 2009frank_yaulCWE-189EPSS 6.39%

Overview

CVE-2009-3586 is a high-severity vulnerability affecting frank_yaul corehttp. It was published on December 8, 2009 and has a CVSS 2.0 base score of 7.5 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from frank_yaul. Update corehttp to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refcensus-labs.com/media/corex.txtRefcensus-labs.com/news/2009/12/02/corehttp-web-server/Refwww.securityfocus.com/archive/1/508272/100/0/threadedRefcensus-labs.com/media/corex.txtRefcensus-labs.com/news/2009/12/02/corehttp-web-server/Refwww.securityfocus.com/archive/1/508272/100/0/threaded

How CyberStrike helps

Frequently asked questions

What is CVE-2009-3586?

CVE-2009-3586 is a high-severity vulnerability affecting frank_yaul corehttp. It was published on December 8, 2009 and has a CVSS 2.0 base score of 7.5 (HIGH).

How severe is CVE-2009-3586?

This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2009-3586?

Check the references section for vendor advisories and patches from frank_yaul. Update corehttp to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2009-3586?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2009-3586 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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