CVE-2020-36476
Published: 23 August 2021
An issue was discovered in Mbed TLS before 2.24.0 (and before 2.16.8 LTS and before 2.7.17 LTS). There is missing zeroization of plaintext buffers in mbedtls_ssl_read to erase unused application data from memory.
Priority
Status
Package | Release | Status |
---|---|---|
mbedtls Launchpad, Ubuntu, Debian |
bionic |
Needs triage
|
impish |
Not vulnerable
|
|
kinetic |
Not vulnerable
|
|
xenial |
Needs triage
|
|
lunar |
Not vulnerable
|
|
focal |
Needs triage
|
|
hirsute |
Not vulnerable
(2.16.9-0.1ubuntu1)
|
|
jammy |
Not vulnerable
|
|
trusty |
Does not exist
|
|
upstream |
Released
(2.16.9-0.1)
|
|
mantic |
Not vulnerable
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | High |
Availability impact | None |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |