CVE-2021-29707 Privilege escalation in Power HMC

What is CVE-2021-29707?

CVE-2021-29707 is a high-severity vulnerability in IBM Power HMC, published on 19 Jul 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

IBM HMC (Hardware Management Console) V9.1.910.0 and V9.2.950.0 could allow a local user to escalate their privileges to root access on a restricted shell. IBM X-Force ID: 200879.

Which versions are affected by CVE-2021-29707?

It affects 1 product.

Products include Ibm Hardware Management Console.

How do I fix CVE-2021-29707?

No fix has been published for CVE-2021-29707 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-29707 being exploited?

There is no known exploitation of CVE-2021-29707 in the wild and no public exploit code.

Other vulnerabilities in IBM Power HMC

• CVE-2009-0178 Other in n/a Critical 10.0
• CVE-2007-6293 Privilege escalation in n/a Critical 10.0
• CVE-2026-12943 This Power Hardware Management Console update is being released to address Critical 9.8
• CVE-2025-1950 IBM Hardware Management Console - Power Systems command execution Critical 9.3
• CVE-2009-1806 Other in n/a Critical 9.3

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-fj5q-8vp6-c5jg.