CVE-2023-40372

IBM Db2 denial of service

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5 is vulnerable to denial of service with a specially crafted SQL statement using External Tables. IBM X-Force ID: 263499.

IBM Db2 para Linux, UNIX y Windows (incluyendo Db2 Connect Server) 11.5 es vulnerable a la Denegación de Servicio con una declaración SQL especialmente manipulada que utiliza tablas externas. ID de IBM X-Force: 263499.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2023-08-14 CVE Reserved
2023-10-16 CVE Published
2025-02-13 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-20: Improper Input Validation

CAPEC

References (3)

URL	Tag	Source
https://security.netapp.com/advisory/ntap-20231116-0007	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://exchange.xforce.ibmcloud.com/vulnerabilities/263499	2023-12-22
https://www.ibm.com/support/pages/node/7047561	2023-12-22

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Ibm Search vendor "Ibm"	Db2 Search vendor "Ibm" for product "Db2"	>= 11.5 <= 11.5.8 Search vendor "Ibm" for product "Db2" and version " >= 11.5 <= 11.5.8"	-	Affected	in	Linux Search vendor "Linux"	Linux Kernel Search vendor "Linux" for product "Linux Kernel"	-	-	Safe
Ibm Search vendor "Ibm"	Db2 Search vendor "Ibm" for product "Db2"	>= 11.5 <= 11.5.8 Search vendor "Ibm" for product "Db2" and version " >= 11.5 <= 11.5.8"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe
Ibm Search vendor "Ibm"	Db2 Search vendor "Ibm" for product "Db2"	>= 11.5 <= 11.5.8 Search vendor "Ibm" for product "Db2" and version " >= 11.5 <= 11.5.8"	-	Affected	in	Opengroup Search vendor "Opengroup"	Unix Search vendor "Opengroup" for product "Unix"	-	-	Safe