How severe is CVE-2017-1508?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Vulnerability in IBM Informix Dynamic Server

CVE-2017-1508

IBM Informix Dynamic Server 12.1 could allow a local user logged in with database administrator user to gain root privileges. IBM X-Force ID: 129620.

Published 2017-09-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (25.8th percentile), scored 2026-10-31.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 25.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

IBM Informix Dynamic Server — versions 12.10
IBM Informix Servers — versions 12.1
Linux Kernel

References

www.ibm.com/support/docview.wss (Vendor Advisory)
www.securityfocus.com/bid/100820 (VDB Entry, Third Party Advisory, vdb-entry)
exchange.xforce.ibmcloud.com/vulnerabilities/129620 (VDB Entry, Vendor Advisory)

Frequently asked questions

What is CVE-2017-1508?: CVE-2017-1508 is a medium-severity vulnerability in IBM Informix Dynamic Server. CVSS score: 6.7/10. Published 2017-09-13.
How severe is CVE-2017-1508?: Medium severity. CVSS v3 base score is 6.7 out of 10.