CVE-2022-23098

Name: CVE-2022-23098
Creator: NVD / NIST
Published: 2022-01-28T16:15:07.99+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 2.48%

Last modified Jun 17, 2026

CVE-2022-23098 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An issue was discovered in the DNS proxy in Connman through 1.40. The TCP server reply implementation has an infinite loop if no data is received.. EPSS estimates a 2.48% chance of exploitation in the next 30 days.

Description

An issue was discovered in the DNS proxy in Connman through 1.40. The TCP server reply implementation has an infinite loop if no data is received.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

2.48%

82.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-835

Affected Software

Vendor	Product	Versions
Intel	Connman	<= 1.40
Debian	Debian Linux	9.0
Debian	Debian Linux	11.0

References

https://git.kernel.org/pub/scm/network/connman/connman.git/log/Product, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/02/msg00009.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/202310-21Third Party Advisory
https://www.debian.org/security/2022/dsa-5231Third Party Advisory
https://www.openwall.com/lists/oss-security/2022/01/25/1Exploit, Mailing List, Third Party Advisory
https://git.kernel.org/pub/scm/network/connman/connman.git/log/Product, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/02/msg00009.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/202310-21Third Party Advisory
https://www.debian.org/security/2022/dsa-5231Third Party Advisory
https://www.openwall.com/lists/oss-security/2022/01/25/1Exploit, Mailing List, Third Party Advisory

Timeline

Published: Jan 28, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-23098?

An issue was discovered in the DNS proxy in Connman through 1.40. The TCP server reply implementation has an infinite loop if no data is received.

How severe is CVE-2022-23098?

CVE-2022-23098 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.48% probability of exploitation in the next 30 days.

How do I fix CVE-2022-23098?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-23098?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST