Cyber Resilience

CVE-2024-34446

High

Published: 03 May 2024

Published
03 May 2024
Modified
15 April 2026
KEV Added
Patch
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0017 37.9th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-34446 is a high-severity Improper Restriction of Communication Channel to Intended Endpoints (CWE-923) vulnerability in Mullvad VPN (inferred from references). Its CVSS base score is 7.5 (High).

Operationally, ranked at the 37.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Mullvad VPN through 2024.1 on Android does not set a DNS server in the blocking state (after a hard failure to create a tunnel), and thus DNS traffic can leave the device. Data showing that the affected device was the…

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origin of sensitive DNS requests may be observed and logged by operators of unintended DNS servers.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

Mullvad
VPN
inferred from references and description; NVD did not file a CPE for this CVE

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-923

Authorizing wireless access restricts the wireless communication channel to only intended endpoints.

addresses: CWE-923

Approving specific exchanges and documenting interface characteristics restricts communication channels to only intended endpoints and systems.

addresses: CWE-923

Limits physical connectivity to transmission channels, supporting restriction of communication paths to only intended endpoints.

addresses: CWE-923

Requiring providers to meet communication-channel restrictions and monitoring adherence reduces improper restriction of channels to intended endpoints.

addresses: CWE-923

Mandates restriction of the channel for authentication to only the intended trusted endpoints, blocking unauthorized communication paths.

addresses: CWE-923

Explicit control of VoIP traffic forces organizations to restrict communication channels to only intended endpoints and protocols.

addresses: CWE-923

Explicit internal/external separation restricts name-resolution channels to their intended communication endpoints.

addresses: CWE-923

Enforces that the wireless communication channel is usable only by intended endpoints, addressing improper channel restriction.

References