CVE-2021-47803

Name: CVE-2021-47803
Creator: NVD / NIST
Published: 2026-01-16T00:16:24.707+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.5/10EPSS 0.15%

Last modified Jun 17, 2026

CVE-2021-47803 is a high-severity vulnerability rated 8.5/10 on the CVSS scale. iFunbox 4.2 contains an unquoted service path vulnerability in the Apple Mobile Device Service that allows local attackers to execute code with elevated privileges. Attackers can insert a malicious executable into the unquoted service path to run with LocalSystem privileges when the service restarts.. EPSS estimates a 0.15% chance of exploitation in the next 30 days.

Description

iFunbox 4.2 contains an unquoted service path vulnerability in the Apple Mobile Device Service that allows local attackers to execute code with elevated privileges. Attackers can insert a malicious executable into the unquoted service path to run with LocalSystem privileges when the service restarts.

Metrics

CVSS 3.1

7.8/10

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

CVSS 4.0

8.5/10

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/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

EPSS Probability

0.15%

4.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-428

References

Timeline

Published: Jan 16, 2026
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2021-47803?

How severe is CVE-2021-47803?

CVE-2021-47803 has a CVSS score of 8.5/10 (HIGH severity). The EPSS model estimates a 0.15% probability of exploitation in the next 30 days.

How do I fix CVE-2021-47803?

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-2021-47803?

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

Scan your code now

Source: NVD / NIST