CVE-2020-11045

Published: 7 May 2020

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.

Priority

Cvss 3 Severity Score

3.3

Score breakdown

Status

Package	Release	Status
freerdp Launchpad, Ubuntu, Debian	bionic	Released (1.1.0~git20140921.1.440916e+dfsg1-15ubuntu1.18.04.2)
	eoan	Does not exist
	focal	Does not exist
	groovy	Does not exist
	precise	Does not exist
	trusty	Does not exist
	upstream	Released (1.1.0~git20140921.1.440916e+dfsg1-13+deb9u4)
	xenial	Released (1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.4)
freerdp2 Launchpad, Ubuntu, Debian	bionic	Released (2.1.1+dfsg1-0ubuntu0.18.04.1)
	eoan	Released (2.1.1+dfsg1-0ubuntu0.19.10.1)
	focal	Released (2.1.1+dfsg1-0ubuntu0.20.04.1)
	groovy	Not vulnerable (2.1.1+dfsg1-1)
	precise	Does not exist
	trusty	Does not exist
	upstream	Needs triage
	xenial	Does not exist
	Patches: upstream: https://github.com/FreeRDP/FreeRDP/commit/f8890a645c221823ac133dbf991f8a65ae50d637

Severity score breakdown

Parameter	Value
Base score	3.3
Attack vector	Network
Attack complexity	High
Privileges required	High
User interaction	None
Scope	Unchanged
Confidentiality	Low
Integrity impact	None
Availability impact	Low
Vector	CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:L

References

Bugs

https://github.com/FreeRDP/FreeRDP/issues/6005

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