What is CVE-2021-29703?

CVE-2021-29703 is a high-severity vulnerability in HP Hp-Ux. CVSS score: 7.5/10. Published 2021-06-24.

How severe is CVE-2021-29703?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in HP Hp-Ux

CVE-2021-29703

Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) is vulnerable to a denial of service as the server terminates abnormally when executing a specially crafted SELECT statement. IBM X-Force ID: 200659.

Published 2021-06-24 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.017 (76.3th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.3% 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

HP Hp-Ux
IBM Aix
IBM Db2 — versions 9.7, 10.1, 10.5
IBM Db2 For Linux, Unix And Windows — versions 10.5, 10.1, 9.7
Linux Kernel
Microsoft Windows
Oracle Solaris

References

www.ibm.com/support/pages/node/6466371 (Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/200659 (VDB Entry, vdb-entry, Vendor Advisory)
security.netapp.com/advisory/ntap-20210720-0006/ (Third Party Advisory)

Frequently asked questions

What is CVE-2021-29703?: CVE-2021-29703 is a high-severity vulnerability in HP Hp-Ux. CVSS score: 7.5/10. Published 2021-06-24.
How severe is CVE-2021-29703?: High severity. CVSS v3 base score is 7.5 out of 10.