CVE-2021-21381
Public on 2021-03-11
Modified on 2021-04-06
Description
A sandbox escape flaw was found in the way flatpak handled special tokens in ".desktop" files. This flaw allows an attacker to gain access to files that are not ordinarily allowed by the app's permissions. The highest threat from this vulnerability is to confidentiality and integrity.
Severity
Important
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 2 - Core | flatpak | 2021-04-02 | ALAS2-2021-1625 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 8.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N |
| NVD | CVSSv2 | 5.8 | AV:N/AC:M/Au:N/C:P/I:P/A:N |
| NVD | CVSSv3 | 7.1 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:L/I:H/A:N |