What is CVE-2022-3116?

CVE-2022-3116 is a high-severity vulnerability in Heimdal Project, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2023-03-27.

How severe is CVE-2022-3116?

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

NULL pointer dereference in Heimdal Project

CVE-2022-3116

The Heimdal Software Kerberos 5 implementation is vulnerable to a null pointer dereferance. An attacker with network access to an application that depends on the vulnerable code path can cause the application to crash.

Published 2023-03-27 · 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: 0.009 (58.8th percentile), scored 2026-10-20.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Heimdal Project
Heimdal Software Kerberos — versions Heimdal Software Kerberos 5

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

www.kb.cert.org/vuls/id/730793 (US Government Resource, Third Party Advisory)
security.netapp.com/advisory/ntap-20230505-0010/

Frequently asked questions

What is CVE-2022-3116?: CVE-2022-3116 is a high-severity vulnerability in Heimdal Project, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2023-03-27.
How severe is CVE-2022-3116?: High severity. CVSS v3 base score is 7.5 out of 10.