// For flags

CVE-2023-26021

IBM Db2 denial of service

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.1 and 11.5 is vulnerable to a denial of service as the server may crash when compiling a specially crafted SQL query using a LIMIT clause. IBM X-Force ID: 247864.

*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
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2023-02-17 CVE Reserved
  • 2023-04-28 CVE Published
  • 2024-08-02 CVE Updated
  • 2024-11-18 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-20: Improper Input Validation
CAPEC
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"
>= 11.1 < 11.1.4
Search vendor "Ibm" for product "Db2" and version " >= 11.1 < 11.1.4"
-
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"
>= 11.1 < 11.1.4
Search vendor "Ibm" for product "Db2" and version " >= 11.1 < 11.1.4"
-
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 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"
11.1.4
Search vendor "Ibm" for product "Db2" and version "11.1.4"
-
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"
11.1.4
Search vendor "Ibm" for product "Db2" and version "11.1.4"
-
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"
11.1.4
Search vendor "Ibm" for product "Db2" and version "11.1.4"
fp1
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"
11.1.4
Search vendor "Ibm" for product "Db2" and version "11.1.4"
fp1
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"
11.1.4
Search vendor "Ibm" for product "Db2" and version "11.1.4"
fp2
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"
11.1.4
Search vendor "Ibm" for product "Db2" and version "11.1.4"
fp2
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"
11.1.4
Search vendor "Ibm" for product "Db2" and version "11.1.4"
fp3
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"
11.1.4
Search vendor "Ibm" for product "Db2" and version "11.1.4"
fp3
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"
11.1.4
Search vendor "Ibm" for product "Db2" and version "11.1.4"
fp4
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"
11.1.4
Search vendor "Ibm" for product "Db2" and version "11.1.4"
fp4
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"
11.1.4
Search vendor "Ibm" for product "Db2" and version "11.1.4"
fp5
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"
11.1.4
Search vendor "Ibm" for product "Db2" and version "11.1.4"
fp5
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"
11.1.4
Search vendor "Ibm" for product "Db2" and version "11.1.4"
fp6
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"
11.1.4
Search vendor "Ibm" for product "Db2" and version "11.1.4"
fp6
Affected
in Microsoft
Search vendor "Microsoft"
Windows
Search vendor "Microsoft" for product "Windows"
--
Safe