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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2022.6297 CVE-2013-6077 - Vulnerability in XenDesktop 7.0 Upgrade Could Result in Policy Bypass 2 December 2022 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: XenDesktop 7 Publisher: Citrix Operating System: Windows UNIX variants (UNIX, Linux, OSX) Resolution: Patch/Upgrade CVE Names: CVE-2013-6077 Original Bulletin: https://support.citrix.com/article/CTX138627/cve20136077-vulnerability-in-xendesktop-70-upgrade-could-result-in-policy-bypass Comment: CVSS (Max): None available when published - --------------------------BEGIN INCLUDED TEXT-------------------- CVE-2013-6077 - Vulnerability in XenDesktop 7.0 Upgrade Could Result in Policy Bypass Reference: CTX138627 Category : Medium Created : 22 October 2013 Modified : 15 August 2019 Applicable Products o XenDesktop 7 Description of Problem A vulnerability has been identified in Citrix XenDesktop 7.0 that could prevent policy rules from being correctly applied following an upgrade from earlier versions of Citrix XenDesktop. This vulnerability affects deployments of Citrix XenDesktop that have been upgraded from version 5.6 or earlier to version 7.0. Customers upgrading from Citrix XenDesktop version 5.6 or earlier directly to Citrix XenDesktop version 7.1 are not affected by this vulnerability. This vulnerability has been assigned the following CVE number: o CVE-2013-6077: Failure to correctly apply policy rule permissions following upgrade of Citrix XenDesktop from version 5.x to version 7.0. What Customers Should Do Customers that have upgraded from Citrix XenDesktop version 5.6 or earlier to Citrix XenDesktop version 7.0 are advised to verify that that their policy rules have the correct permissions. Further information on how to verify and reset policy rule permissions can be found in the Citrix Knowledge Center and the location below: CTX139335 - How to Use PowerShell to Reset BrokerAccessPolicyRule Settings for XenDesktop Customers currently planning upgrades from Citrix XenDesktop 5.6 or earlier may wish to consider upgrading to version 7.1 directly. - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: https://auscert.org.au/gpg-key/ iQIUAwUBY4mK4MkNZI30y1K9AQjm/Q/3fvpad/KyxwLxoeY7GF3gdak2aJ+pItpa 1kpWBL0lqAGMRz4rZ1W7lccp/UFJ6JIZ3hg7e5tlwV2jqzwsL+uHoLDO7tErBNSW OR1GRRy6XC7yk/z/7bHLw84434K2y5fgBKg91kf/BKLfu4o/GrWxTNDzeWdod2Eh +9wC5ZQopOdjEkiIjgIfTN6VDxoKwl3KO6Aycp7g7EtduPCFoGlKZw7D6LlU5oex aqjQ96lIw2CVizy7DKdPazjcdCBmLbH14YakO3/qesLBVCYKWvobeANUWMQ3CWl/ Ct97r632+fNSdjsgtHfQZjwov0oX0Jmart9jbqlTXhTVfD7Khkb+6rMpg/gYOIYw BfLKyNHJ4TMuNdNh+eO/FQ99NKpU07bn514jUrjfc7j/1fKU9BS9Nvr91sPsU9jB hX2Zfmi4Wprff7gy+Gml2IyblT9jyCtuR4HNnTe5BbJTrtkuwZpYNnIsMeV7VBbS bBKy/3/9t6z0JoMT/RgNPBj7XamUTGUsnrndn7aA9H9qEfNxg3hIZVeitFQR3NSq tJDxmBitee7SuCfInyrE8wB0C6VeZ5M9rQ1IqwUQ1/2Mtbnhul38AhaNi5m9Gtbd u0e2357PdOHjMnBw8OeUHH4H0ZJstgeK/TJfFEuq7INGP8ndxV9yZKL0SA65UtQ2 GsKqspo9XQ== =ln7j -----END PGP SIGNATURE-----