CVE-2020-4033
Published: 22 June 2020
In FreeRDP before version 2.1.2, there is an out of bounds read in RLEDECOMPRESS. All FreeRDP based clients with sessions with color depth < 32 are affected. This is fixed in version 2.1.2.
Notes
| Author | Note |
|---|---|
| mdeslaur | The freerdp package in Ubuntu 16.04 LTS and Ubuntu 18.04 LTS does not build a server library. This is simply a client denial of service that has a negligible security impact. |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
freerdp Launchpad, Ubuntu, Debian |
bionic |
Needed
|
| eoan |
Does not exist
|
|
| focal |
Does not exist
|
|
| groovy |
Does not exist
|
|
| hirsute |
Does not exist
|
|
| impish |
Does not exist
|
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| lunar |
Does not exist
|
|
| mantic |
Does not exist
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Needed
|
|
|
freerdp2 Launchpad, Ubuntu, Debian |
bionic |
Released
(2.2.0+dfsg1-0ubuntu0.18.04.1)
|
| eoan |
Ignored
(end of life)
|
|
| focal |
Released
(2.2.0+dfsg1-0ubuntu0.20.04.1)
|
|
| groovy |
Not vulnerable
(2.2.0+dfsg1-1)
|
|
| hirsute |
Not vulnerable
(2.2.0+dfsg1-1)
|
|
| impish |
Not vulnerable
(2.2.0+dfsg1-1)
|
|
| jammy |
Not vulnerable
(2.2.0+dfsg1-1)
|
|
| kinetic |
Not vulnerable
(2.2.0+dfsg1-1)
|
|
| lunar |
Not vulnerable
(2.2.0+dfsg1-1)
|
|
| mantic |
Not vulnerable
(2.2.0+dfsg1-1)
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
|
Patches: upstream: https://github.com/FreeRDP/FreeRDP/commit/0a98c450c58ec150e44781c89aa6f8e7e0f571f5 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 6.5 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | Low |
| Integrity impact | None |
| Availability impact | Low |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L |