CVE-2020-24331
Published: 13 August 2020
An issue was discovered in TrouSerS through 0.3.14. If the tcsd daemon is started with root privileges, the tss user still has read and write access to the /etc/tcsd.conf file (which contains various settings related to this daemon).
Notes
Author | Note |
---|---|
mdeslaur | the Debian/Ubuntu package starts tcsd as the tss user, not as root, so this issue doesn't affect default configurations |
Priority
Status
Package | Release | Status |
---|---|---|
trousers Launchpad, Ubuntu, Debian |
hirsute |
Ignored
(end of life)
|
kinetic |
Ignored
(end of life, was needs-triage)
|
|
groovy |
Ignored
(end of life)
|
|
xenial |
Needs triage
|
|
lunar |
Not vulnerable
(0.3.15-0.3)
|
|
bionic |
Needs triage
|
|
focal |
Needs triage
|
|
impish |
Ignored
(end of life)
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
jammy |
Not vulnerable
(0.3.15-0.2)
|
|
mantic |
Not vulnerable
(0.3.15-0.3)
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.8 |
Attack vector | Local |
Attack complexity | Low |
Privileges required | Low |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |