What is CVE-2022-31213?

CVE-2022-31213 is a high-severity vulnerability in Dbus-Broker Project, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2022-07-17.

How severe is CVE-2022-31213?

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

Is CVE-2022-31213 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

NULL pointer dereference in Dbus-Broker Project

CVE-2022-31213

An issue was discovered in dbus-broker before 31. Multiple NULL pointer dereferences can be found when supplying a malformed XML config file.

Published 2022-07-17 · 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: 0.022 (82.1th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.021 · newest: 0.022 · change: +0.001

Affected products

Dbus-Broker Project

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

github.com/bus1/dbus-broker/compare/v30...v31 (Patch, Third Party Advisory)
sec-consult.com/vulnerability-lab/advisory/memory-corruption-vulnerabilities-db… (Exploit, Third Party Advisory)
security.gentoo.org/glsa/202305-04 (vendor-advisory)

Frequently asked questions

What is CVE-2022-31213?: CVE-2022-31213 is a high-severity vulnerability in Dbus-Broker Project, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2022-07-17.
How severe is CVE-2022-31213?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2022-31213 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.