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No exploitation reportedFix available

CVE-2022-31212

No exploitation reported by the sources we read.

  • Published2022-07-17
  • Fixed in31
  • WeaknessCWE-125

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

An issue was discovered in dbus-broker before 31. It depends on c-uitl/c-shquote to parse the DBus service's Exec line. c-shquote contains a stack-based buffer over-read if a malicious Exec line is supplied.

Timeline

dates in UTC
  1. 2022-07-1723:15CVE publishedNVD

Versions per branch

NVD
Dbus-broker project dbus-broker
BranchAffectedFixed in
31.x< 3131

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • dbus-brokerUbuntu:22.04:LTSall versions · no fixed version listed
  • dbus-brokerSUSE:Package Hub 15 SP4all versions · fixed in 28-bp154.2.3.1
  • dbus-brokerRocky Linux:9all versions · fixed in 0:28-5.1.el9
  • dbus-brokerRed Hat:enterprise_linux:9::baseosall versions · fixed in 0:28-5.1.el9_0and 2 other packages
  • dbus-brokeropenSUSE:Leap 15.4all versions · fixed in 28-bp154.2.3.1
  • dbus-brokeropenEuler:22.03-LTSall versions · fixed in 29-4.oe2203
  • dbus-brokerDebian:14all versions · fixed in 30-1
  • dbus-brokerDebian:13all versions · fixed in 30-1

2 more package ranges on OSV.dev

Vendor advisories

  • CVE-2022-31212 Red Hat Product Security13 products fixed

    dbus-broker: a stack buffer over-read if a malicious Exec line is supplied

  • RHSA-2022:6608 Red Hat Product Security13 products fixed

    Red Hat Security Advisory: dbus-broker security update

Full record on NVD

Fix

  1. Update Dbus-broker project dbus-broker to 31
  2. Vendor fix Red Hat Product Security RHSA-2022:6608 · 13 productsFor details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2022-07-17
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-jcpv-w686-qv5j

Frequently asked questions

What is CVE-2022-31212?

An issue was discovered in dbus-broker before 31. It depends on c-uitl/c-shquote to parse the DBus service's Exec line. c-shquote contains a stack-based buffer over-read if a malicious Exec line is supplied.

Is CVE-2022-31212 actively exploited?

Active exploitation of CVE-2022-31212 has not been confirmed. Its EPSS score was 2.3% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-31212?

CVE-2022-31212 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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