What is CVE-2017-1571?

CVE-2017-1571 is a medium-severity vulnerability in IBM Db2, classified under Use of a Broken or Risky Cryptographic Algorithm. CVSS score: 5.1/10. Published 2018-03-22.

How severe is CVE-2017-1571?

Medium severity. CVSS v3 base score is 5.1 out of 10.

Vulnerability in IBM Db2

CVE-2017-1571

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, and 11.1 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 131853.

Vulnerability class: POODLE (CVE-2014-3566)

Published 2018-03-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.1 (Medium). Vector: CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (14.4th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 14.4% 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: 0.002 · 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

Weakness classification (CWE)

CWE-327 — Use of a Broken or Risky Cryptographic Algorithm

References

www.securityfocus.com/bid/103494 (VDB Entry, Third Party Advisory, vdb-entry)
www.ibm.com/support/docview.wss (Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/131853 (VDB Entry, Vendor Advisory)

Frequently asked questions

What is CVE-2017-1571?: CVE-2017-1571 is a medium-severity vulnerability in IBM Db2, classified under Use of a Broken or Risky Cryptographic Algorithm. CVSS score: 5.1/10. Published 2018-03-22.
How severe is CVE-2017-1571?: Medium severity. CVSS v3 base score is 5.1 out of 10.