What is CVE-2021-29736?

CVE-2021-29736 is a high-severity vulnerability in HP Hp-Ux. CVSS score: 8.8/10. Published 2021-07-30.

How severe is CVE-2021-29736?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in HP Hp-Ux

CVE-2021-29736

IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 could allow a remote user to gain elevated privileges on the system. IBM X-Force ID: 201300.

Published 2021-07-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.011 (65.2th percentile), scored 2026-10-18.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

HP Hp-Ux
IBM Aix
IBM I
IBM Websphere Application Server — versions 7.0, 8.0, 8.5
IBM Websphere Application Server
IBM Z\/os
Linux Kernel
Microsoft Windows
Oracle Solaris

References

www.ibm.com/support/pages/node/6476678 (Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/201300 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2021-29736?: CVE-2021-29736 is a high-severity vulnerability in HP Hp-Ux. CVSS score: 8.8/10. Published 2021-07-30.
How severe is CVE-2021-29736?: High severity. CVSS v3 base score is 8.8 out of 10.