📦 Db2

by Ibm

🔍 What is Db2?

Description coming soon...

🛡️ Security Overview

Click on a severity to filter vulnerabilities

⚠️ Known Vulnerabilities

CVE-2025-36247

HIGH CVSS 7.1 Feb 17, 2026

IBM Db2 databases running vulnerable versions are susceptible to XML external entity injection (XXE) attacks when processing XML data. This allows remote attackers to read sensitive files from the ser...

CVE-2025-36384

HIGH CVSS 8.4 Jan 30, 2026

This vulnerability allows a local user with filesystem access to escalate privileges on IBM Db2 for Windows systems due to an unquoted search path element. Attackers could execute arbitrary code with ...

CVE-2025-36184

HIGH CVSS 7.2 Jan 30, 2026

This CVE describes a local privilege escalation vulnerability in IBM Db2 where an instance owner can execute malicious code to gain root privileges. The vulnerability affects Db2 versions 11.5.0 throu...

CVE-2025-36186

HIGH CVSS 7.4 Nov 7, 2025

IBM Db2 12.1.0 through 12.1.3 on Linux, UNIX, and Windows (including Db2 Connect Server) contains a local privilege escalation vulnerability. Under specific configurations, a local authenticated user ...

CVE-2025-33092

HIGH CVSS 7.8 Jul 29, 2025

A local user can exploit a stack-based buffer overflow in IBM Db2's db2fm component on Linux systems to execute arbitrary code with elevated privileges. This vulnerability affects IBM Db2 for Linux ve...

CVE-2023-42005

HIGH CVSS 7.4 May 29, 2024

This vulnerability allows users with access to IBM Db2 Kubernetes pods to make unauthorized system calls, potentially compromising container security. It affects IBM Db2 on Cloud Pak for Data and Db2 ...

CVE-2023-47145

HIGH CVSS 8.4 Jan 7, 2024

This vulnerability in IBM Db2 for Windows allows a local user to escalate privileges to SYSTEM level using the MSI repair functionality. It affects Db2 versions 10.5, 11.1, and 11.5 on Windows systems...

CVE-2023-30991

HIGH CVSS 7.5 Oct 16, 2023

IBM Db2 for Linux, UNIX and Windows (including Db2 Connect Server) versions 11.1 and 11.5 are vulnerable to denial of service attacks when processing specially crafted queries. This vulnerability allo...

CVE-2023-30449

HIGH CVSS 7.5 Jul 10, 2023

IBM Db2 databases running on Linux, UNIX, or Windows are vulnerable to denial of service attacks through specially crafted queries. Attackers can crash or degrade database performance by exploiting im...

CVE-2023-30431

HIGH CVSS 8.4 Jul 10, 2023

This CVE describes a buffer overflow vulnerability in IBM Db2's db2set utility across multiple versions. An attacker could exploit this to execute arbitrary code on affected systems. Organizations run...

CVE-2023-30445

HIGH CVSS 7.5 Jul 10, 2023

IBM Db2 databases running versions 10.5, 11.1, and 11.5 on Linux, UNIX, or Windows are vulnerable to denial of service attacks. Attackers can crash the database service by sending specially crafted qu...

CVE-2023-27558

HIGH CVSS 8.4 Jul 10, 2023

This vulnerability allows local attackers to escalate privileges on IBM Db2 for Windows systems by exploiting unquoted service paths. Attackers can place malicious executables in service paths to exec...

CVE-2023-29255

HIGH CVSS 7.5 Apr 27, 2023

IBM DB2 databases on Linux, UNIX, and Windows can crash when compiling certain anonymous blocks, causing denial of service. This affects DB2 versions 10.5, 11.1, and 11.5, including Db2 Connect Server...

CVE-2022-22390

HIGH CVSS 7.5 Jun 24, 2022

This vulnerability in IBM Db2 allows unauthorized information disclosure through improper privilege management when using table functions. Attackers can access sensitive data they shouldn't have permi...

CVE-2021-20373

HIGH CVSS 7.5 Dec 9, 2021

IBM Db2's LOAD utility fails to properly enforce directory restrictions under certain circumstances, allowing unauthorized access to sensitive files. This information disclosure vulnerability affects ...

CVE-2021-29678

HIGH CVSS 8.7 Dec 9, 2021

This vulnerability allows users with DBADM authority in IBM Db2 to access other databases and read or modify files beyond their intended permissions. It affects IBM Db2 for Linux, UNIX and Windows (in...

CVE-2021-29825

HIGH CVSS 7.5 Sep 16, 2021

IBM Db2 databases can leak sensitive information when administrators use the ADMIN_CMD procedure with LOAD or BACKUP commands. This affects Db2 for Linux, UNIX, Windows, and Db2 Connect Server install...

CVE-2021-29702

HIGH CVSS 7.5 Jun 16, 2021

CVE-2021-29702 is a denial-of-service vulnerability in IBM Db2 where a specially crafted SELECT statement causes the database server to crash and terminate abnormally. This affects Db2 for Linux, UNIX...

CVE-2020-5024

HIGH CVSS 7.5 Mar 11, 2021

This vulnerability allows an unauthenticated attacker to cause a denial of service by triggering a hang during SSL handshake responses in IBM DB2. Affected systems include IBM DB2 for Linux, UNIX and ...

CVE-2025-13867

MEDIUM CVSS 6.5 Feb 17, 2026

This vulnerability in IBM Db2 allows authenticated users to cause denial of service by exploiting improper input sanitization in data query logic. It affects Db2 versions 11.5.0-11.5.9 and 12.1.0-12.1...

CVE-2025-36424

MEDIUM CVSS 6.5 Jan 30, 2026

This vulnerability in IBM Db2 allows authenticated users to cause denial of service by submitting specially crafted queries that trigger improper neutralization of special elements. It affects Db2 for...

CVE-2025-36427

MEDIUM CVSS 6.5 Jan 30, 2026

IBM Db2 databases are vulnerable to denial of service attacks when processing specially crafted queries due to insufficient input validation. This affects Db2 for Linux, UNIX, Windows, and Db2 Connect...

CVE-2025-36428

MEDIUM CVSS 5.3 Jan 30, 2026

This vulnerability in IBM Db2 allows authenticated users to cause a denial of service by exploiting improper input sanitization in the RPSCAN feature's data query logic. It affects Db2 versions 11.5.0...

CVE-2025-36442

MEDIUM CVSS 6.5 Jan 30, 2026

IBM Db2 databases running vulnerable versions can crash when processing specially crafted XML queries, causing denial of service. This affects Db2 11.5.0-11.5.9 and 12.1.0-12.1.3 on Linux, UNIX, and W...

CVE-2025-36365

MEDIUM CVSS 6.8 Jan 30, 2026

This CVE describes an authorization bypass vulnerability in IBM Db2 where authenticated users can execute unauthorized commands by exploiting cataloged remote storage aliases. It affects Db2 versions ...

CVE-2025-36366

MEDIUM CVSS 6.5 Jan 30, 2026

IBM Db2 databases are vulnerable to denial of service attacks when users execute queries containing the JSON_Object scalar function, which can trigger an unhandled exception and crash the server. This...

CVE-2025-36387

MEDIUM CVSS 6.5 Jan 30, 2026

This vulnerability in IBM Db2 allows authenticated users to cause denial of service by submitting specially crafted queries. It affects Db2 versions 11.5.0 through 11.5.9 on Linux, UNIX, and Windows s...

CVE-2025-36407

MEDIUM CVSS 6.5 Jan 30, 2026

This vulnerability in IBM Db2 allows a local user to cause a denial of service by exploiting improper neutralization of special elements in data query logic. It affects Db2 versions 11.5.0-11.5.9 and ...

CVE-2025-36423

MEDIUM CVSS 6.5 Jan 30, 2026

This vulnerability in IBM Db2 allows a local user to cause a denial of service by exploiting improper neutralization of special elements in data query logic. It affects IBM Db2 for Linux, UNIX and Win...

CVE-2025-36001

MEDIUM CVSS 6.5 Jan 30, 2026

This vulnerability in IBM Db2 allows authenticated users to execute specially crafted SQL statements with XML that trigger uncontrolled recursion, leading to denial of service. It affects Db2 versions...

CVE-2025-36009

MEDIUM CVSS 6.5 Jan 30, 2026

This vulnerability in IBM Db2 allows authenticated users to cause a denial of service by excessively using a global variable. It affects IBM Db2 for Linux, UNIX and Windows, including DB2 Connect Serv...

CVE-2025-36070

MEDIUM CVSS 6.5 Jan 30, 2026

IBM Db2 databases running vulnerable versions can experience denial of service when specific SELECT queries are executed against certain table types, causing a trap (crash). This affects Db2 11.5.0-11...

CVE-2025-36098

MEDIUM CVSS 6.5 Jan 30, 2026

This vulnerability in IBM Db2 allows authenticated users to cause denial of service by exploiting improper resource allocation. It affects Db2 versions 11.5.0-11.5.9 and 12.1.0-12.1.3 on Linux, UNIX, ...

CVE-2025-36123

MEDIUM CVSS 6.2 Jan 30, 2026

This vulnerability in IBM Db2 allows a local user to cause a denial of service by copying large tables containing XML data, due to improper system resource allocation. It affects IBM Db2 for Linux, UN...

CVE-2025-36353

MEDIUM CVSS 6.2 Jan 30, 2026

This vulnerability in IBM Db2 allows a local user to cause a denial of service by exploiting improper neutralization of special elements in data query logic. It affects Db2 versions 11.5.0-11.5.9 and ...

CVE-2025-2668

MEDIUM CVSS 6.5 Jan 30, 2026

IBM Db2 database servers running versions 11.5.0 through 11.5.9 are vulnerable to denial of service attacks. An authenticated user can crash the server by executing a specially crafted query, disrupti...

CVE-2025-36131

MEDIUM CVSS 4.6 Nov 7, 2025

IBM Db2's clpplus command exposes user credentials in terminal output, allowing anyone with physical access to the system to view them. This affects Db2 versions 11.1.0-11.1.4.7, 11.5.0-11.5.9, and 12...

CVE-2025-36136

MEDIUM CVSS 5.1 Nov 7, 2025

A local user on systems running vulnerable IBM Db2 versions can cause a denial of service by exploiting a flaw in the database monitor script. The script incorrectly detects that the instance is still...

CVE-2025-36185

MEDIUM CVSS 6.2 Nov 7, 2025

This vulnerability in IBM Db2 allows a local user to cause a denial of service by exploiting improper neutralization of special elements in data query logic. It affects IBM Db2 12.1.0 through 12.1.2 o...

CVE-2025-36006

MEDIUM CVSS 6.5 Nov 7, 2025

This vulnerability in IBM Db2 allows authenticated users to cause denial of service by exploiting improper resource release after use. It affects Db2 versions 10.5.0-10.5.11, 11.1.0-11.1.4.7, 11.5.0-1...

CVE-2025-36008

MEDIUM CVSS 6.5 Nov 7, 2025

This vulnerability in IBM Db2 allows authenticated users to cause denial of service by exploiting improper resource allocation. It affects Db2 versions 11.5.0-11.5.9 and 12.1.0-12.1.3 on Linux, UNIX, ...

CVE-2025-2534

MEDIUM CVSS 5.3 Nov 7, 2025

IBM Db2 databases running vulnerable versions can be crashed by a specially crafted query, causing denial of service. This affects Db2 11.1.0-11.1.4.7, 11.5.0-11.5.9, and 12.1.0-12.1.3 on Linux, UNIX,...

CVE-2025-33012

MEDIUM CVSS 6.3 Nov 7, 2025

This vulnerability in IBM Db2 allows authenticated users to regain access to their accounts even after being locked out due to password expiration. It affects IBM Db2 versions 10.5.0-10.5.11, 11.1.0-1...

CVE-2025-36071

MEDIUM CVSS 6.5 Jul 29, 2025

IBM Db2 database servers running vulnerable versions can crash when processing specially crafted queries due to improper memory resource release. This denial of service vulnerability affects Db2 11.5....

CVE-2024-51473

MEDIUM CVSS 6.5 Jul 29, 2025

IBM Db2 database servers are vulnerable to denial of service attacks where a specially crafted query can cause the server to crash. This affects Db2 versions 10.5.0.0 through 10.5.0.11, 11.1.0 through...

CVE-2025-2533

MEDIUM CVSS 5.3 Jul 29, 2025

IBM Db2 for Linux versions 12.1.0 through 12.1.2 contain a vulnerability where a specially crafted query can cause the database server to crash, resulting in denial of service. This affects organizati...

CVE-2025-3050

MEDIUM CVSS 5.3 May 29, 2025

This vulnerability in IBM Db2 allows authenticated users to cause denial of service through CPU resource exhaustion when using Q replication. It affects Db2 versions 11.5.0-11.5.9 and 12.1.0-12.1.1 on...

CVE-2024-49350

MEDIUM CVSS 6.5 May 29, 2025

IBM Db2 databases running vulnerable versions can be crashed by sending specially crafted queries, causing denial of service. This affects Db2 11.1.0-11.1.4.7, 11.5.0-11.5.9, and 12.1.0-12.1.1 on Linu...

CVE-2025-1493

MEDIUM CVSS 5.3 May 5, 2025

This vulnerability in IBM Db2 allows authenticated users to cause denial of service by concurrently accessing shared resources. It affects IBM Db2 for Linux, UNIX and Windows (including DB2 Connect Se...