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Fencer Vulns
medium 5.7

CVE-2025-66004 json

Local privilege escalation in usbmuxd from arbitrary local user to usbmux

published 2025-12-10 10 mo ago modified 2026-10-14 25 d ago also EUVD-2025-202402

cvss
5.7
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 4%
public exploits
0
none known

Summary

A Path Traversal vulnerability in usbmuxd allows local users to escalate to the service user.This issue affects usbmuxd: before 3ded00c9985a5108cfc7591a309f9a23d57a8cba.

Patch / fix

  • libimobiledevice usbmuxd 3ded00c9985a5108cfc7591a309f9a23d57a8cba
  • usbmuxd Debian 12 1.1.1-2+deb12u1
  • usbmuxd Debian 13 1.1.1-6+deb13u1
  • usbmuxd Debian 14 1.1.1-7

debian advisories DEBIAN-CVE-2025-66004

  • usbmuxd Ubuntu 22.04 LTS 1.1.1-2ubuntu0.1
  • usbmuxd Ubuntu 24.04 LTS 1.1.1-5~exp3ubuntu2.1
  • usbmuxd Ubuntu 25.10 1.1.1-6ubuntu0.25.10.1
  • usbmuxd Ubuntu 26.04 LTS 1.1.1-6ubuntu1

ubuntu advisories UBUNTU-CVE-2025-66004

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • usbmuxd SLE Workstation Extension 15 SP7, SLE Module for Package Hub 15 SP7, openSUSE Leap 15.6 1.1.1-150400.3.3.1
  • usbmuxd SLES LTSS Extended Security 12 SP5 1.1.0-14.3.1

suse advisories SUSE-SU-2026:0042-1SUSE-SU-2025:4435-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2025-66004 updated cvss 5.7

usbmuxd: usbmuxd: Path Traversal vulnerability allows local privilege escalation

  • Red Hat Enterprise Linux 6 usbmuxd Red Hat Enterprise Linux 7 usbmuxd
    affected: workaround, no fix planned “No mitigation is currently available that meets Red Hat Product Security’s standards for usability, deployment, applicability, or stability.”
  • Red Hat Enterprise Linux 8 usbmuxd
    affected: workaround, no fix available “No mitigation is currently available that meets Red Hat Product Security’s standards for usability, deployment, applicability, or stability.”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
10 mo ago

Exploit prediction

0.15% chance of exploitation in the next 30 days, higher than 4% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 4.0 5.1 CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:L/SA:L
CNA 3.1 5.7 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:L
CNA 4.0 5.1 CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected products

  • libimobiledevice usbmuxd

Classification

Weakness
  • CWE-35 Path Traversal: '.../...//'

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.