CVE-2020-4031

Published: 22 June 2020

In FreeRDP before version 2.1.2, there is a use-after-free in gdi_SelectObject. All FreeRDP clients using compatibility mode with /relax-order-checks are affected. This is fixed in version 2.1.2.

Priority

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package	Release	Status
freerdp Launchpad, Ubuntu, Debian	bionic	Not vulnerable (code not present)
	eoan	Does not exist
	focal	Does not exist
	trusty	Does not exist
	upstream	Needs triage
	xenial	Not vulnerable (code not present)
freerdp2 Launchpad, Ubuntu, Debian	bionic	Released (2.2.0+dfsg1-0ubuntu0.18.04.1)
	eoan	Ignored (reached end-of-life)
	focal	Released (2.2.0+dfsg1-0ubuntu0.20.04.1)
	trusty	Does not exist
	upstream	Needs triage
	xenial	Does not exist

Severity score breakdown

Parameter	Value
Base score	7.5
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

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