What is CVE-2018-1857?

CVE-2018-1857 is a medium-severity vulnerability in IBM Db2, classified under Information Disclosure. CVSS score: 4.8/10. Published 2018-11-09.

How severe is CVE-2018-1857?

Medium severity. CVSS v3 base score is 4.8 out of 10.

Information disclosure in IBM Db2

CVE-2018-1857

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.1 could allow a user to bypass FGAC control and gain access to data they shouldn't be able to see. IBM X-Force ID: 151155.

Vulnerability class: Information Disclosure

Published 2018-11-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.017 (75.9th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 75.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

IBM Db2 — versions 11.1
IBM Db2 For Linux, Unix And Windows — versions 11.1
Linux Kernel
Microsoft Windows

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

www.securitytracker.com/id/1042176 (VDB Entry, Third Party Advisory, vdb-entry)
www.securityfocus.com/bid/105883 (VDB Entry, Third Party Advisory, vdb-entry)
www.ibm.com/support/docview.wss (Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/151155 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2018-1857?: CVE-2018-1857 is a medium-severity vulnerability in IBM Db2, classified under Information Disclosure. CVSS score: 4.8/10. Published 2018-11-09.
How severe is CVE-2018-1857?: Medium severity. CVSS v3 base score is 4.8 out of 10.