7.8

CVE-2019-11481

Apport reads arbitrary files if ~/.config/apport/settings is a symlink

Kevin Backhouse discovered that apport would read a user-supplied configuration file with elevated privileges. By replacing the file with a symbolic link, a user could get apport to read any file on the system as root, with unknown consequences.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Canonical ≫ Ubuntu Linux Version 14.04 SwEdition esm
Canonical ≫ Ubuntu Linux Version 16.04 SwEdition lts
Canonical ≫ Ubuntu Linux Version 18.04 SwEdition lts
Canonical ≫ Ubuntu Linux Version 19.04
Canonical ≫ Ubuntu Linux Version 19.10
Apport Project ≫ Apport Version -
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.44% 0.346
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NIST 6.1 3.9 8.5
AV:L/AC:L/Au:N/C:C/I:P/A:P
Canonical 3.8 2 1.4
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
CWE-59 Improper Link Resolution Before File Access ('Link Following')

The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.

http://packetstormsecurity.com/files/172858/Ubuntu-Apport-Whoopsie-DoS-Integer-Overflow.html
https://usn.ubuntu.com/usn/usn-4171-1
Third Party Advisory
https://usn.ubuntu.com/usn/usn-4171-2
Third Party Advisory