CVE-2020-9497

Name	CVE-2020-9497
Description	Apache Guacamole 1.1.0 and older do not properly validate datareceived from RDP servers via static virtual channels. If a userconnects to a malicious or compromised RDP server, specially-craftedPDUs could result in disclosure of information within the memory ofthe guacd process handling the connection.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-2435-1
Debian Bugs	964195

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
guacamole-server (PTS)	bullseye	1.3.0-1	fixed
	sid	1.3.0-1.3	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
guacamole-server	source	stretch	0.9.9-2+deb9u1		DLA-2435-1
guacamole-server	source	(unstable)	1.3.0-1			964195

Notes

https://www.openwall.com/lists/oss-security/2020/07/02/2
https://research.checkpoint.com/2020/apache-guacamole-rce/
Fixed by https://github.com/apache/guacamole-server/commit/a0e11dc81727528224d28466903454e1cb0266bb