IBM Informix Dynamic Server up to 11.10.x portmap.exe numeric error

CVSS Meta Temp Score
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CTI Interest Score
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9.0$0-$5k0.00

Summaryinfo

A vulnerability has been found in IBM Informix Dynamic Server up to 11.10.x and classified as critical. This vulnerability affects unknown code in the library librpc.dll of the file portmap.exe. The manipulation leads to numeric error. This vulnerability is referenced as CVE-2009-2754. Furthermore, an exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in IBM Informix Dynamic Server up to 11.10.x (Information Management Software). It has been rated as critical. This issue affects an unknown part in the library librpc.dll of the file portmap.exe. The manipulation with an unknown input leads to a numeric error vulnerability. Using CWE to declare the problem leads to CWE-189. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Integer signedness error in the authentication functionality in librpc.dll in the Informix Storage Manager (ISM) Portmapper service (aka portmap.exe), as used in IBM Informix Dynamic Server (IDS) 10.x before 10.00.TC9 and 11.x before 11.10.TC3 and EMC Legato NetWorker, allows remote attackers to execute arbitrary code via a crafted parameter size that triggers a stack-based buffer overflow.

The weakness was published 03/05/2010 by Sebastian Apelt (Website). It is possible to read the advisory at vupen.com. The identification of this vulnerability is CVE-2009-2754 since 08/12/2009. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known.

A public exploit has been developed by ZSploit.com in Python and been published 2 months after the advisory. The exploit is available at securityfocus.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k.

Upgrading to version 11.10.xc3 eliminates this vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 5945.

The vulnerability is also documented in the databases at X-Force (56586), Exploit-DB (12109), SecurityFocus (BID 38472†), Secunia (SA38731†) and Vulnerability Center (SBV-25120†). Similar entry is available at VDB-52054. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.0

VulDB Base Score: 10.0
VulDB Temp Score: 9.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: ZSploit.com
Programming Language: 🔍
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: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Upgrade: Informix Dynamic Server 11.10.xc3
TippingPoint: 🔍
ISS Proventia IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

08/12/2009 🔍
03/01/2010 +201 days 🔍
03/01/2010 +0 days 🔍
03/02/2010 +1 days 🔍
03/05/2010 +3 days 🔍
03/05/2010 +0 days 🔍
03/23/2010 +18 days 🔍
04/08/2010 +16 days 🔍
04/08/2010 +0 days 🔍
03/18/2015 +1805 days 🔍
05/01/2026 +4062 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: vupen.com⛔
Researcher: Sebastian Apelt
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2009-2754 (🔍)
GCVE (CVE): GCVE-0-2009-2754
GCVE (VulDB): GCVE-100-52055
X-Force: 56586
SecurityFocus: 38472 - Multiple Vendor 'librpc.dll' Stack Buffer Overflow Vulnerability
Secunia: 38731 - IBM Informix Dynamic Server RPC Implementation Vulnerabilities, Moderately Critical
Vulnerability Center: 25120 - IBM Informix IDS and EMC Buffer Overflow Remote Arbitrary Code Execution or DoS Vulnerability, Critical
Vupen: ADV-2010-0508

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

Entryinfo

Created: 03/18/2015 15:15
Updated: 05/01/2026 14:41
Changes: 03/18/2015 15:15 (61), 09/03/2017 14:56 (21), 12/29/2024 04:54 (16), 05/01/2026 14:41 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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