What is CVE-2018-1451?

CVE-2018-1451 is a medium-severity vulnerability in IBM Db2. CVSS score: 5.5/10. Published 2018-05-25.

How severe is CVE-2018-1451?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in IBM Db2

CVE-2018-1451

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, and 11.1 contains a vulnerability that could allow a local user to overwrite arbitrary files owned by the DB2 instance owner. IBM X-Force ID: 140046.

Published 2018-05-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.004 (29.9th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 29.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

IBM Db2 — versions 9.7, 10.1, 10.5
IBM Db2 For Linux, Unix And Windows — versions 9.7, 10.5, 10.1
Linux Kernel
Microsoft Windows

References

www.ibm.com/support/docview.wss (Vendor Advisory)
www.securitytracker.com/id/1041004 (VDB Entry, Third Party Advisory, vdb-entry)
exchange.xforce.ibmcloud.com/vulnerabilities/140046 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2018-1451?: CVE-2018-1451 is a medium-severity vulnerability in IBM Db2. CVSS score: 5.5/10. Published 2018-05-25.
How severe is CVE-2018-1451?: Medium severity. CVSS v3 base score is 5.5 out of 10.