What is CVE-2022-22351?

CVE-2022-22351 is a high-severity vulnerability in IBM Aix. CVSS score: 8.6/10. Published 2022-03-07.

How severe is CVE-2022-22351?

High severity. CVSS v3 base score is 8.6 out of 10.

Vulnerability in IBM Aix

CVE-2022-22351

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1 could allow a non-privileged trusted host user to exploit a vulnerability in the nimsh daemon to cause a denial of service in the nimsh daemon on another trusted host. IBM X-Force ID: 220396

Published 2022-03-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.012 (66.9th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 67th percentile — 66.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

IBM Aix — versions 7.2, 7.3.0.0, 7.2.5.0
IBM Vios — versions 3.1

References

www.ibm.com/support/pages/node/6561275 (Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/220396 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2022-22351?: CVE-2022-22351 is a high-severity vulnerability in IBM Aix. CVSS score: 8.6/10. Published 2022-03-07.
How severe is CVE-2022-22351?: High severity. CVSS v3 base score is 8.6 out of 10.