CVE & CISA-KEV Catalog

CVE-2022-23748

HIGHCISA KEVEPSS 95th pctl
7.8
CVSS v3
NVD

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.

How to fix

Actively exploited, no published fix found yet

CISA required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Federal remediation due: 2025-02-27

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorLocal
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

8.53%probability of exploitation in 30 days
95thpercentile

High risk: more likely to be exploited than 95% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Dante Discovery Process Control Vulnerability

Dante Discovery contains a process control vulnerability in mDNSResponder.exe that all allows for a DLL sideloading attack. A local attacker can leverage this vulnerability in the Dante Application Library to execute arbitrary code.

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Remediation due: 2025-02-27

References

Vendor Advisory1
Government Resource1
Other references1

Related Vulnerabilities

Other CWE-114 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2020-11075High7.71.8%--
CVE-2024-32004High8.11.4%-Fix
CVE-2019-8461High7.81.1%-Fix
CVE-2024-56346Critical10.01.1%--
CVE-2019-8458Medium4.41.0%-Fix
CVE-2021-25736Medium5.80.9%-Fix

Common questions

How do I fix CVE-2022-23748?

No published fix for CVE-2022-23748 has been found yet. It is on the CISA Known Exploited Vulnerabilities list; federal agencies must remediate by 2025-02-27. Apply the vendor's mitigations per CISA's guidance.

Is CVE-2022-23748 being actively exploited?

Yes. CVE-2022-23748 is listed in the CISA Known Exploited Vulnerabilities catalog, which means exploitation has been observed in the wild. US federal agencies were required to remediate it by 2025-02-27. Treat it as a priority whatever its CVSS score says.

How severe is CVE-2022-23748?

CVE-2022-23748 has a CVSS v3 base score of 7.8, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-24.