CVE-2022-20216

android exported is used to set third-party app access permissions, and the default value of intent-filter is true

published July 13, 2022

CVSS
โ€”
EPSS
1%
Percentile
45.9
In the wild
Unconfirmed
What it is

โš ๏ธ A little oversight in app permissions could lead to unexpected access! The default value of intent-filter is set to true in com.sprd.firewall, allowing third-party apps more access than intended. ๐Ÿ” Think of it as a hotel that forgot to change the lock on its back door after a guest checked out โ€” anyone can walk in without a key. In this case, the exported flag opens the door to potential misuse by other apps! ๐Ÿจ An attacker could exploit this vulnerability to access sensitive features of the firewall app, potentially leading to unauthorized actions such as altering settings, reading data, or even spying on user activity. This could have serious implications for user privacy and security!

Put simply

Think of it as a hotel that forgot to change the lock on its back door after a guest checked out โ€” anyone can walk in without a key. In this case, the exported flag opens the door to potential misuse by other apps! ๐Ÿจ This vulnerability arises from the default setting of the exported flag in Android apps, which controls whether other applications can interact with the component. In com.sprd.firewall, this flag set to true allows any third-party app to access it without proper checks.

What to do

An attacker could exploit this vulnerability to access sensitive features of the firewall app, potentially leading to unauthorized actions such as altering settings, reading data, or even spying on user activity. This could have serious implications for user privacy and security! To mitigate this risk, developers should review the settings of the exported flag in their applications and ensure it is set to false unless absolutely necessary. Updating to a version that corrects this oversight is crucial once available. You've got this! Stay proactive and keep your apps secure! ๐Ÿ›ก๏ธ

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00560 ยท 45.9th percentile
Published
2022-07-13T18:21Z
EPSS history
Timeline
  • 13 JUL 18:21Z
    android exported is used to set third-party app access permissions, and the default value of intent-filter is true
    cvelistv5