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Public proof of conceptFix available

CVE-2022-23096

A public proof of concept exists; no exploitation attested.

  • Published2022-01-28
  • 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 the DNS proxy in Connman through 1.40. The TCP server reply implementation lacks a check for the presence of sufficient Header Data, leading to an out-of-bounds read.

Timeline

dates in UTC
  1. 2022-01-2816:15CVE publishedNVD

Versions per branch

NVD
Debian debian linux
BranchAffectedFixed in
9.0= 9.0no fix published
11.0= 11.0no fix published
Intel connman
BranchAffectedFixed in
1.40≤ 1.40no fix published

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

  • connmanUbuntu:Pro:18.04:LTSall versions · fixed in 1.35-6ubuntu0.1~esm1
  • connmanUbuntu:Pro:16.04:LTSall versions · fixed in 1.21-1.2+deb8u1ubuntu0.1~esm1
  • connmanUbuntu:22.04:LTSall versions · fixed in 1.36-2.3ubuntu0.1
  • connmanUbuntu:20.04:LTSall versions · fixed in 1.36-2ubuntu0.1
  • connmanMageia:8all versions · fixed in 1.38-2.2.mga8
  • connmanDebian:14all versions · fixed in 1.36-2.4
  • connmanDebian:13all versions · fixed in 1.36-2.4
  • connmanDebian:12all versions · fixed in 1.36-2.4

13 more package ranges on OSV.dev

Vendor advisories

  • CVE-2022-23096 Red Hat Product Security

    connman: Multiple vulnerabilities in connman's dnsproxy component

Full record on NVD

Fix

No fix published by the sources we read yet. NVD record

Detection

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

Sources

Identifiers

  • EUVD-2022-28201same flawENISA EUVD · LicenseRef-ENISA-legal-notice
  • GHSA-h9cr-qjg3-wh75same flawGitHub Advisory Database · CC-BY-4.0
  • DLA-2915-1advisory covering several CVEsDebian · LicenseRef-unstated
  • DLA-3144-1advisory covering several CVEsDebian · LicenseRef-unstated
  • DSA-5231-1advisory covering several CVEsDebian · LicenseRef-unstated
  • MGASA-2022-0045advisory covering several CVEsMageia · LicenseRef-unstated
  • USN-6236-1advisory covering several CVEsUbuntu

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Published
2022-01-28
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-h9cr-qjg3-wh75

Frequently asked questions

What is CVE-2022-23096?

An issue was discovered in the DNS proxy in Connman through 1.40. The TCP server reply implementation lacks a check for the presence of sufficient Header Data, leading to an out-of-bounds read.

Is CVE-2022-23096 actively exploited?

A proof-of-concept exploit exists for CVE-2022-23096, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2022-23096?

CVE-2022-23096 has a CVSS v3 base score of 9.1 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.

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Sources for this record