CVE-2023-27555

MEDIUM

IBM Db2 11.5 - Denial of Service via ACR Client Affinity for Unfenced DRDA Federation Wrappers

Title source: llm
STIX 2.1

Description

IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5 is vulnerable to a denial of service when attempting to use ACR client affinity for unfenced DRDA federation wrappers. IBM X-Force ID: 249187.

References (3)

Core 3
Core References
Patch, Vendor Advisory vendor-advisory
https://www.ibm.com/support/pages/node/6985683

Scores

CVSS v3 5.1
EPSS 0.0006
EPSS Percentile 18.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-20
Status published
Products (3)
ibm/db2 10.5 (12 CPE variants)
ibm/db2 11.1.4 (7 CPE variants)
ibm/db2 11.1 - 11.1.4
Published Apr 28, 2023
Tracked Since Feb 18, 2026