IBM DB2/DB2 Connect Server up to 10.5.0.11/11.1.4.7/11.5.9/12.1.2 Query stack-based overflow

Summaryinfo

A vulnerability classified as critical was found in IBM DB2 and DB2 Connect Server up to 10.5.0.11/11.1.4.7/11.5.9/12.1.2. Affected by this issue is some unknown functionality of the component Query Handler. The manipulation results in stack-based overflow. This vulnerability is identified as CVE-2024-49828. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in IBM DB2 and DB2 Connect Server up to 10.5.0.11/11.1.4.7/11.5.9/12.1.2. It has been classified as critical. Affected is an unknown function of the component Query Handler. The manipulation with an unknown input leads to a stack-based overflow vulnerability. CWE is classifying the issue as CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). This is going to have an impact on availability. CVE summarizes:

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 10.5.0.0 through 10.5.0.11, 11.1.0 through 11.1.4.7, 11.5.0 through 11.5.9, and 12.1.0 through 12.1.2 is vulnerable to a denial of service as the server may crash under certain conditions with a specially crafted query.

The advisory is available at ibm.com. This vulnerability is traded as CVE-2024-49828 since 10/20/2024. The exploitability is told to be easy. It is possible to launch the attack remotely. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 01/23/2026).

The vulnerability scanner Nessus provides a plugin with the ID 243291 (IBM DB2 Multiple DoS Vulnerabilities (7240944, 7240945, 7240953) (Windows)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (243291) and CERT Bund (WID-SEC-2025-1675). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

• IBM Tivoli Business Service Manager
• HCL Commerce
• IBM Security Guardium
• IBM DB2

Productinfo

Type

• Database Software

Vendor

• IBM

Name

• DB2
• DB2 Connect Server

Version

• 10.5.0.0
• 10.5.0.1
• 10.5.0.2
• 10.5.0.3
• 10.5.0.4
• 10.5.0.5
• 10.5.0.6
• 10.5.0.7
• 10.5.0.8
• 10.5.0.9
• 10.5.0.10
• 10.5.0.11
• 11.1.4.0
• 11.1.4.1
• 11.1.4.2
• 11.1.4.3
• 11.1.4.4
• 11.1.4.5
• 11.1.4.6
• 11.1.4.7
• 11.5.0
• 11.5.1
• 11.5.2
• 11.5.3
• 11.5.4
• 11.5.5
• 11.5.6
• 11.5.7
• 11.5.8
• 11.5.9
• 12.1.0
• 12.1.1
• 12.1.2

License

• commercial

Website

• Vendor: https://www.ibm.com/

CPE 2.3info

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CPE 2.2info

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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