CVE-2020-11047
Publication date 7 May 2020
Last updated 25 August 2025
Ubuntu priority
Cvss 3 Severity Score
Description
In FreeRDP after 1.1 and before 2.0.0, there is an out-of-bounds read in autodetect_recv_bandwidth_measure_results. A malicious server can extract up to 8 bytes of client memory with a manipulated message by providing a short input and reading the measurement result data. This has been patched in 2.0.0.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| freerdp | 20.04 LTS focal | Not in release |
| 18.04 LTS bionic |
Not affected
|
|
| 16.04 LTS xenial |
Not affected
|
|
| 14.04 LTS trusty | Not in release | |
| freerdp2 | 20.04 LTS focal |
Fixed 2.1.1+dfsg1-0ubuntu0.20.04.1
|
| 18.04 LTS bionic |
Fixed 2.1.1+dfsg1-0ubuntu0.18.04.1
|
|
| 16.04 LTS xenial | Not in release | |
| 14.04 LTS trusty | Not in release |
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score |
|
| Attack vector | Network |
| Attack complexity | High |
| Privileges required | High |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H |
References
Related Ubuntu Security Notices (USN)
- USN-4379-1
- FreeRDP vulnerabilities
- 1 June 2020