CVE-2020-11045 Information

Description

In FreeRDP after 1.0 and before 2.0.0 there is an out-of-bound read in in update_read_bitmap_data that allows client memory to be read to an image buffer. The result displayed on screen as colour.

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:L

Reference

https://github.com/FreeRDP/FreeRDP/commit/f8890a645c221823ac133dbf991f8a65ae50d637 https://github.com/FreeRDP/FreeRDP/issues/6005 https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-3x39-248q-f4q6 https://lists.debian.org/debian-lts-announce/2020/08/msg00054.html https://usn.ubuntu.com/4379-1/ https://usn.ubuntu.com/4382-1/

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction Required

HIGH

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

LOW

Base Severity

3.3