17 Avr 2021
Vulnérabilité CVE-2021-3493 CVE Vulnerability
The overlayfs implementation in the linux kernel did not properly validate with respect to user namespaces the setting of file capabilities on files in an underlying file system. Due to the combination of unprivileged user namespaces along with a patch carried in the Ubuntu kernel to allow unprivileged overlay mounts, an attacker could use this to gain elevated privileges. (CVSS:7.2) (Last Update:2021-05-03)
Vulnerability Details : The overlayfs implementation in the linux kernel did not properly validate with respect to user namespaces the setting of file capabilities on files in an underlying file system. Due to the combination of unprivileged user namespaces along with a patch carried in the Ubuntu kernel to allow unprivileged overlay mounts, an attacker could use this to gain elevated privileges. Publish Date : 2021-04-17 Last Update Date : 2021-05-03 - CVSS Scores & Vulnerability Types
- Products Affected By CVE-2021-3493
- Number Of Affected Versions By Product
- References For CVE-2021-3493 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
- Metasploit Modules Related To CVE-2021-3493There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information) |