CVE-2009-0172

IBM DB2 Universal Database 8-9.5 - Denial of Service via Crafted CONNECT Data Stream

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2009-0172. PoCs published by Dennis Yurichev.

AI-analyzed exploit summary This exploit targets CVE-2009-0172, a buffer overflow vulnerability in IBM DB2. It sends a crafted packet to port 50000, triggering a stack-based buffer overflow that could lead to remote code execution.

Description

Unspecified vulnerability in IBM DB2 8 before FP17a, 9.1 before FP6a, and 9.5 before FP3a allows remote attackers to cause a denial of service (infinite loop) via a crafted CONNECT data stream.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Dennis Yurichev · pythondosmultiple
https://www.exploit-db.com/exploits/8344

This exploit targets CVE-2009-0172, a buffer overflow vulnerability in IBM DB2. It sends a crafted packet to port 50000, triggering a stack-based buffer overflow that could lead to remote code execution.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: IBM DB2 (version not specified, but likely DB2 9.1 or earlier)
No auth needed
Prerequisites: Target must have DB2TEST database present · DB2 service must be running and accessible on port 50000
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (12)

Core 12
Core References
Patch, Vendor Advisory vendor-advisory x_refsource_aixapar
http://www-1.ibm.com/support/docview.wss?uid=swg1IZ36534
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://securitytracker.com/id?1021591
Various Sources vendor-advisory x_refsource_aixapar
http://www-01.ibm.com/support/docview.wss?uid=swg1IZ37696
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/33529
Patch, Vendor Advisory x_refsource_confirm
http://www-01.ibm.com/support/docview.wss?uid=swg21363936
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2009/0137
Patch vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/33258
Patch, Vendor Advisory vendor-advisory x_refsource_aixapar
http://www-1.ibm.com/support/docview.wss?uid=swg1IZ37697
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/47931

Scores

EPSS 0.0847
EPSS Percentile 94.3%

Details

CWE
CWE-20
Status published
Products (2)
ibm/db2_universal_database 9.1 (24 CPE variants)
ibm/db2_universal_database 9.5 (11 CPE variants)
Published Jan 16, 2009
Tracked Since Feb 18, 2026