CVE-2018-21081

An issue was discovered on Samsung mobile devices with N(7.x) software

published April 8, 2020

CVSS
—
EPSS
0%
Percentile
31.5
In the wild
Unconfirmed
What it is

⚠️ A sneaky permission mix-up on Samsung devices could let the second app in Dual Messenger access the first app's permissions without your say-so! Think of it like a restaurant where one diner can order extra dishes using another's meal plan, without asking—suddenly, someone else's dinner gets upgraded without permission! This could lead to absolutely devastating outcomes, where sensitive data from the first app may be exposed to the second app, resulting in unauthorized access to personal information. If apps handle sensitive data like messages or financial information, this flaw could be a treasure trove for an unintended party!

Put simply

Think of it like a restaurant where one diner can order extra dishes using another's meal plan, without asking—suddenly, someone else's dinner gets upgraded without permission! This vulnerability allows the second instance of an app in Samsung's Dual Messenger feature to utilize the runtime permissions granted to the first instance, bypassing user consent entirely. This poses significant privacy risks as the second app could access sensitive information without the user's awareness.

What to do

This could lead to absolutely devastating outcomes, where sensitive data from the first app may be exposed to the second app, resulting in unauthorized access to personal information. If apps handle sensitive data like messages or financial information, this flaw could be a treasure trove for an unintended party! While the severity is marked as unknown, it's wise to stay vigilant! Ensure your Samsung device is updated to the latest software version to safeguard against potential exploits, and regularly review app permissions to maintain control. 🔒 You've got this! Stay proactive and secure your mobile experience! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00387 · 31.5th percentile
Published
2020-04-08T14:49Z
EPSS history
Timeline
  • 08 APR 14:49Z
    An issue was discovered on Samsung mobile devices with N(7.x) software
    cvelistv5