IBM Informix Connect Runtime 3.0 setnet32.exe numeric error

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.4$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in IBM Informix Connect Runtime 3.0. Affected by this vulnerability is an unknown functionality of the file setnet32.exe. The manipulation results in numeric error. This vulnerability is cataloged as CVE-2009-3691. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability was found in IBM Informix Connect Runtime 3.0 (Information Management Software). It has been classified as very critical. Affected is an unknown part of the file setnet32.exe. The manipulation with an unknown input leads to a numeric error vulnerability. CWE is classifying the issue as CWE-189. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

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.

The weakness was shared 10/05/2009 (Website). The advisory is shared for download at securityfocus.com. This vulnerability is traded as CVE-2009-3691 since 10/13/2009. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known. The current price for an exploit might be approx. USD (estimation calculated on 11/09/2025). It is expected to see the exploit prices for this product increasing in the near future.

The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $25k-$100k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (53644), Exploit-DB (10070), SecurityFocus (BID 36588†), OSVDB (58530†) and Secunia (SA36949†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.4

VulDB Base Score: 10.0
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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Exploitinginfo

Class: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
ISS Proventia IPS: 🔍
PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

10/01/2009 🔍
10/01/2009 +0 days 🔍
10/05/2009 +4 days 🔍
10/05/2009 +0 days 🔍
10/05/2009 +0 days 🔍
10/05/2009 +0 days 🔍
10/13/2009 +7 days 🔍
10/13/2009 +0 days 🔍
06/05/2011 +600 days 🔍
03/18/2015 +1382 days 🔍
11/09/2025 +3889 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: securityfocus.com⛔
Status: Confirmed

CVE: CVE-2009-3691 (🔍)
GCVE (CVE): GCVE-0-2009-3691
GCVE (VulDB): GCVE-100-50424
X-Force: 53644
SecurityFocus: 36588 - IBM Informix Products Setnet32 Utility '.nfx' File Buffer Overflow Vulnerability
Secunia: 36949 - IBM Informix Products Setnet32 Utility ".nfx" Processing Buffer Overflow, Highly Critical
OSVDB: 58530 - IBM Informix Multiple Products setnet32.exe NFX File Handling Overflow
SecurityTracker: 1022985 - IBM Informix Client SDK Integer Overflow in Processing '.nfx' Files Lets Remote Users Execute Arbitrary Code
Vulnerability Center: 31655 - IBM Informix CSDK and Informix Connect Remote Arbitrary Code Execution Vulnerability via a .nfx File, Medium
Vupen: ADV-2009-2834

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/18/2015 15:15
Updated: 11/09/2025 20:14
Changes: 03/18/2015 15:15 (58), 03/23/2017 08:11 (20), 11/09/2025 20:14 (17)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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