CVE-2020-11038
5.4
MEDIUM
CVSS 3.1
EPSS 0.18%
Description
In FreeRDP less than or equal to 2.0.0, an Integer Overflow to Buffer Overflow exists. When using /video redirection, a manipulated server can instruct the client to allocate a buffer with a smaller size than requested due to an integer overflow in size calculation. With later messages, the server can manipulate the client to write data out of bound to the previously allocated buffer. This has been patched in 2.1.0.
How to fix CVE-2020-11038
To remediate CVE-2020-11038, upgrade the affected package to a fixed version below.
- —upgrade to 2.1.1+dfsg1-1 or later
Is CVE-2020-11038 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.1.1+dfsg1-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L |