CVE-2020-11997

NameCVE-2020-11997
DescriptionApache Guacamole 1.2.0 and earlier do not consistently restrict access to connection history based on user visibility. If multiple users share access to the same connection, those users may be able to see which other users have accessed that connection, as well as the IP addresses from which that connection was accessed, even if those users do not otherwise have permission to see other users.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
guacamole-client (PTS)sid, stretch0.9.9+dfsg-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
guacamole-clientsource(unstable)(unfixed)

Notes

[stretch] - guacamole-client <ignored> (Minor issue; fix intrusive to backport)
https://lists.apache.org/thread.html/r1a9ae9d1608c9f846875c4191cd738f95543d1be06b52dc1320e8117%40%3Cannounce.guacamole.apache.org%3E
https://issues.apache.org/jira/browse/GUACAMOLE-1123
https://github.com/apache/guacamole-client/pulls?q=is%3Apr+guacamole-1123+is%3Aclosed
https://github.com/glyptodon/guacamole-client/pull/453
https://enterprise.glyptodon.com/doc/latest/cve-2020-11997-inconsistent-restriction-of-connection-history-visibility-31424710.html
https://enterprise.glyptodon.com/doc/1.x/changelog-950368.html#id-.Changelogv1.x-1.14

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