CVE-2021-39658

ismsEx service is a vendor service in unisoc equipment。ismsEx service is an extension of sms system service,but it does not check the permissions of the…

published February 11, 2022

CVSS
—
EPSS
1%
Percentile
46.6
In the wild
Unconfirmed
What it is

⚠️ A major loophole in the ismsEx service can let third-party apps waltz in and mess with system settings like they own the place! 😱 Think of the ismsEx service like an open party where anyone can change the playlist without RSVP-ing. This means that even uninvited guests can crank up the volume or change the music to something totally unwanted! With this vulnerability, malicious apps could arbitrarily modify system properties, potentially leading to unauthorized access or control over the device. Imagine personal data being exposed or settings altered without your consent — that could be absolutely devastating!

Put simply

Think of the ismsEx service like an open party where anyone can change the playlist without RSVP-ing. This means that even uninvited guests can crank up the volume or change the music to something totally unwanted! This vulnerability arises because the ismsEx service does not properly check the permissions of the caller, allowing third-party applications to exploit this oversight and modify system properties freely.

What to do

With this vulnerability, malicious apps could arbitrarily modify system properties, potentially leading to unauthorized access or control over the device. Imagine personal data being exposed or settings altered without your consent — that could be absolutely devastating! To secure your devices, manufacturers should patch the ismsEx service to include appropriate permission checks. Stay alert for updates from your device provider and ensure to install them promptly! You've got this! Keep your systems updated, and you'll be a security hero in no time! 🦸

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00573 · 46.6th percentile
Published
2022-02-11T17:40Z
EPSS history
Timeline
  • 11 FEB 17:40Z
    ismsEx service is a vendor service in unisoc equipment。ismsEx service is an extension of sms system service,but it does not check the permissions of the…
    cvelistv5