CVE-2020-26572
Published: 6 October 2020
The TCOS smart card software driver in OpenSC before 0.21.0-rc1 has a stack-based buffer overflow in tcos_decipher.
Priority
Status
Package | Release | Status |
---|---|---|
opensc
Launchpad, Ubuntu, Debian |
bionic |
Released
(0.17.0-3ubuntu0.1~esm1)
Available with Ubuntu Pro |
focal |
Released
(0.20.0-3ubuntu0.1~esm1)
Available with Ubuntu Pro |
|
groovy |
Ignored
(end of life)
|
|
hirsute |
Ignored
(end of life)
|
|
impish |
Not vulnerable
(0.21.0-1)
|
|
jammy |
Not vulnerable
(0.21.0-1)
|
|
kinetic |
Not vulnerable
(0.21.0-1)
|
|
lunar |
Not vulnerable
(0.21.0-1)
|
|
mantic |
Not vulnerable
(0.21.0-1)
|
|
noble |
Not vulnerable
(0.21.0-1)
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Released
(0.15.0-1ubuntu1+esm1)
Available with Ubuntu Pro |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.5 |
Attack vector | Local |
Attack complexity | Low |
Privileges required | Low |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |