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Medium severity5.1NVD Advisory· Published Apr 28, 2023· Updated Jun 17, 2026

CVE-2023-27555

CVE-2023-27555

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

23
  • IBM/Db220 versions
    cpe:2.3:a:ibm:db2:*:*:*:*:*:*:*:*+ 19 more
    • cpe:2.3:a:ibm:db2:*:*:*:*:*:*:*:*range: >=11.1,<11.1.4
    • cpe:2.3:a:ibm:db2:10.5:-:*:*:*:*:*:*
    • cpe:2.3:a:ibm:db2:10.5:fp10:*:*:*:*:*:*
    • cpe:2.3:a:ibm:db2:10.5:fp1:*:*:*:*:*:*
    • cpe:2.3:a:ibm:db2:10.5:fp2:*:*:*:*:*:*
    • cpe:2.3:a:ibm:db2:10.5:fp3:*:*:*:*:*:*
    • cpe:2.3:a:ibm:db2:10.5:fp3a:*:*:*:*:*:*
    • cpe:2.3:a:ibm:db2:10.5:fp4:*:*:*:*:*:*
    • cpe:2.3:a:ibm:db2:10.5:fp5:*:*:*:*:*:*
    • cpe:2.3:a:ibm:db2:10.5:fp6:*:*:*:*:*:*
    • cpe:2.3:a:ibm:db2:10.5:fp7:*:*:*:*:*:*
    • cpe:2.3:a:ibm:db2:10.5:fp8:*:*:*:*:*:*
    • cpe:2.3:a:ibm:db2:10.5:fp9:*:*:*:*:*:*
    • cpe:2.3:a:ibm:db2:11.1.4:-:*:*:*:*:*:*
    • cpe:2.3:a:ibm:db2:11.1.4:fp1:*:*:*:*:*:*
    • cpe:2.3:a:ibm:db2:11.1.4:fp2:*:*:*:*:*:*
    • cpe:2.3:a:ibm:db2:11.1.4:fp3:*:*:*:*:*:*
    • cpe:2.3:a:ibm:db2:11.1.4:fp4:*:*:*:*:*:*
    • cpe:2.3:a:ibm:db2:11.1.4:fp5:*:*:*:*:*:*
    • cpe:2.3:a:ibm:db2:11.1.4:fp6:*:*:*:*:*:*
  • IBM/DB2 Connect Serverllm-fuzzy
    Range: 11.5
  • IBM/Db2 for Linux, UNIX and Windowsllm-fuzzy
    Range: 11.5
  • IBM/Db2 Recovery Expert for Linux, UNIX and Windowscpe-rescue
    Range: 11.5

Patches

Vulnerability mechanics

References

3

News mentions

0

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