CVE-2023-52296
IBM Db2 for Linux, UNIX and Windows denial of service
IBM DB2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5 is vulnerable to denial of service when querying a specific UDF built-in function concurrently. IBM X-Force ID: 278547.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
IBM Db2 for Linux, UNIX and Windows denial of service
IBM DB2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5 is vulnerable to denial of service when querying a specific UDF built-in function concurrently. IBM X-Force ID: 278547.
- Record
CVE-2023-52296- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2023-56967
IBM DB2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5 is vulnerable to denial of service when querying a specific UDF built-in function concurrently. IBM X-Force ID: 278547.
- Record
EUVD-2023-56967- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-r75p-pc87-v9rp
IBM DB2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5 is vulnerable to denial of...
IBM DB2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5 is vulnerable to denial of service when querying a specific UDF built-in function concurrently. IBM X-Force ID: 278547.
- Record
GHSA-r75p-pc87-v9rp- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
NVD
IBM DB2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5 is vulnerable to denial of service when querying a specific UDF built-in function concurrently. IBM X-Force ID: 278547.
- Record
CVE-2023-52296- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-52296 is a medium vulnerability (CVSS 5.3) in Ibm Db2, published April 3, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.62%, the 50th percentile. No source names a fixed version.