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CVE-2020-9497 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:4.4 MEDIUMVector:CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44525	CVE	Third Party Advisory
https://lists.apache.org/thread.html/r066543f0565e97b27c0dfe27e93e8a387b99e1e35764000224ed96e7%40%3Cuser.guacamole.apache.org%3E	CVE
https://lists.apache.org/thread.html/r1125f3044a0946d1e7e6f125a6170b58d413ebd4a95157e4608041c7%40%3Cannounce.apache.org%3E	CVE
https://lists.apache.org/thread.html/r181b1d5b1acb31cfa69f41b2c86ed3a2cb0b5bc09c2cbd31e9e7c847%40%3Cuser.guacamole.apache.org%3E	CVE
https://lists.apache.org/thread.html/r3f071de70ea1facd3601e0fa894e6cadc960627ee7199437b5a56f7f%40%3Cannounce.apache.org%3E	CVE
https://lists.apache.org/thread.html/r65f75d3d65d1af68141f42071ebb27dda24af3e45570e593c1dbd81f%40%3Cannounce.guacamole.apache.org%3E	CVE	Mailing ListVendor Advisory
https://lists.apache.org/thread.html/r90890afea72a9571d666820b2fe5942a0a5f86be406fa31da3dd0922%40%3Cannounce.apache.org%3E	CVE
https://lists.debian.org/debian-lts-announce/2020/11/msg00010.html	CVE	Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TVV5K2X4EXSAVUUL7IJ3MUJ3ADWMVSBM/	CVE
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WNS7UHBOFV6JHWH5XOEZTE3BREGRSSQ3/	CVE
https://research.checkpoint.com/2020/apache-guacamole-rce/	CVE	Third Party Advisory
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44525	[email protected]	Third Party Advisory
https://lists.apache.org/thread.html/r066543f0565e97b27c0dfe27e93e8a387b99e1e35764000224ed96e7%40%3Cuser.guacamole.apache.org%3E	[email protected]
https://lists.apache.org/thread.html/r1125f3044a0946d1e7e6f125a6170b58d413ebd4a95157e4608041c7%40%3Cannounce.apache.org%3E	[email protected]
https://lists.apache.org/thread.html/r181b1d5b1acb31cfa69f41b2c86ed3a2cb0b5bc09c2cbd31e9e7c847%40%3Cuser.guacamole.apache.org%3E	[email protected]
https://lists.apache.org/thread.html/r3f071de70ea1facd3601e0fa894e6cadc960627ee7199437b5a56f7f%40%3Cannounce.apache.org%3E	[email protected]
https://lists.apache.org/thread.html/r65f75d3d65d1af68141f42071ebb27dda24af3e45570e593c1dbd81f%40%3Cannounce.guacamole.apache.org%3E	[email protected]	Mailing ListVendor Advisory
https://lists.apache.org/thread.html/r90890afea72a9571d666820b2fe5942a0a5f86be406fa31da3dd0922%40%3Cannounce.apache.org%3E	[email protected]
https://lists.debian.org/debian-lts-announce/2020/11/msg00010.html	[email protected]	Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TVV5K2X4EXSAVUUL7IJ3MUJ3ADWMVSBM/	[email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WNS7UHBOFV6JHWH5XOEZTE3BREGRSSQ3/	[email protected]
https://research.checkpoint.com/2020/apache-guacamole-rce/	[email protected]	Third Party Advisory

see all 22 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-20	Improper Input Validation	[email protected]

Affected Products

Product	Versions
apache guacamole	<= 1.1.0
CPE cpe:2.3:a:apache:guacamole:::::::: Remediation No remediation found in references.
fedoraproject fedora	32 33
CPE cpe:2.3:o:fedoraproject:fedora:32:::::::* cpe:2.3:o:fedoraproject:fedora:33:::::::* Remediation No remediation found in references.
debian debian linux	9.0
CPE cpe:2.3:o:debian:debian_linux:9.0:::::::* Remediation No remediation found in references.

Change History

17 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Nov 7, 2023	CVE Modified	[email protected]
Jul 21, 2021	CWE Remap	[email protected]
Mar 29, 2021	Modified Analysis	[email protected]
Feb 24, 2021	CVE Modified	[email protected]
Jan 28, 2021	Modified Analysis	[email protected]
Jan 26, 2021	CVE Modified	[email protected]
Jan 4, 2021	CVE Modified	[email protected]
Nov 7, 2020	CVE Modified	[email protected]
Jul 21, 2020	Reanalysis	[email protected]
Jul 7, 2020	Initial Analysis	[email protected]
Jul 7, 2020	CVE Modified	[email protected]
Jul 6, 2020	CVE Modified	[email protected]
Jul 3, 2020	CVE Modified	[email protected]
Jul 2, 2020	CVE Modified	[email protected]

CVE-2020-9497 Details

Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Affected Products

CPE

Remediation

CPE

Remediation

CPE

Remediation

Change History

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