CVE-2022-23748

Name: CVE-2022-23748
Creator: NVD / NIST
Published: 2022-11-17T23:15:14.383+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10Actively ExploitedEPSS 9.09%

Last modified Jun 17, 2026

CVE-2022-23748 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. mDNSResponder.exe is vulnerable to DLL Sideloading attack. Executable improperly specifies how to load the DLL, from which folder and under what conditions. CISA has confirmed active exploitation in the wild. EPSS estimates a 9.09% chance of exploitation in the next 30 days.

Description

mDNSResponder.exe is vulnerable to DLL Sideloading attack. Executable improperly specifies how to load the DLL, from which folder and under what conditions. In these scenarios, a malicious attacker could be using the valid and legitimate executable to load malicious files.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

9.09%

94.6th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Feb 27, 2025.

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Audinate	Dante Application Library	<= 1.2.0

References

https://cpr-zero.checkpoint.com/vulns/cprid-2193/%2CBroken Link
https://www.audinate.com/learning/faqs/audinate-response-to-dante-discovery-mdnsresponder-exe-security-issue-cve-2022-23748Vendor Advisory
https://cpr-zero.checkpoint.com/vulns/cprid-2193/%2CBroken Link
https://www.audinate.com/learning/faqs/audinate-response-to-dante-discovery-mdnsresponder-exe-security-issue-cve-2022-23748Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-23748US Government Resource

Timeline

Published: Nov 17, 2022
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2022-23748?

How severe is CVE-2022-23748?

CVE-2022-23748 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 9.09% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2022-23748?

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-2022-23748?

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

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Source: NVD / NIST