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CVE-2009-3691

9.3 · HIGH

Multiple integer overflows in setnet32.exe 3.50.0.13752 in IBM Informix Client SDK 3.0 and 3.50 and Informix Connect Runtime 3.x allow remote attackers to execute arbitrary code via a .nfx file wit…

Published Oct 13, 2009ibmCWE-189EPSS 7.04%

Overview

CVE-2009-3691 is a high-severity vulnerability affecting ibm informix_client_sdk. It was published on October 13, 2009 and has a CVSS 2.0 base score of 9.3 (HIGH).

This vulnerability has a CVSS 2.0 base score of 9.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Multiple integer overflows in setnet32.exe 3.50.0.13752 in IBM Informix Client SDK 3.0 and 3.50 and Informix Connect Runtime 3.x allow remote attackers to execute arbitrary code via a .nfx file with a crafted (1) HostSize, and possibly (2) ProtoSize and (3) ServerSize, field that triggers a stack-based buffer overflow involving a crafted HostList field. NOTE: some of these details are obtained from third party information.

Remediation

Check the references section for vendor advisories and patches from ibm. Update informix_client_sdk 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

Refretrogod.altervista.org/9sg_ibm_setnet32.htmlRefsecunia.com/advisories/36949Refsecuritytracker.com/id?1022985Refwww.osvdb.org/58530Refwww.securityfocus.com/bid/36588Refwww.vupen.com/english/advisories/2009/2834Refexchange.xforce.ibmcloud.com/vulnerabilities/53644Refretrogod.altervista.org/9sg_ibm_setnet32.htmlRefsecunia.com/advisories/36949Refsecuritytracker.com/id?1022985

How CyberStrike helps

Frequently asked questions

What is CVE-2009-3691?

CVE-2009-3691 is a high-severity vulnerability affecting ibm informix_client_sdk. It was published on October 13, 2009 and has a CVSS 2.0 base score of 9.3 (HIGH).

How severe is CVE-2009-3691?

This vulnerability has a CVSS 2.0 base score of 9.3, 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-2009-3691?

Check the references section for vendor advisories and patches from ibm. Update informix_client_sdk 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-2009-3691?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2009-3691 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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