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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.0254 Cisco Unified Communications Manager Multiple Vulnerabilities 24 January 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Cisco Unified Communications Manager Publisher: Cisco Systems Operating System: Cisco Impact/Access: Access Confidential Data -- Existing Account Cross-site Request Forgery -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2020-3135 CVE-2019-15963 Original Bulletin: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ucm-csrf-NbhZTxL https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200122-cuc-info-disclosure Comment: This bulletin contains two (2) Cisco Systems security advisories. - --------------------------BEGIN INCLUDED TEXT-------------------- Cisco Unified Communications Manager Cross-Site Request Forgery Vulnerability Priority: Medium Advisory ID: cisco-sa-ucm-csrf-NbhZTxL First Published: 2020 January 22 16:00 GMT Version 1.0: Final Workarounds: No workarounds available Cisco Bug IDs: CSCuy76946 CVE-2020-3135 CWE-352 CVSS Score: 6.5 AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N/E:X/RL:X/RC:X Summary o [CVE-2020-3135_su] A vulnerability in the web-based management interface of Cisco Unified Communications Manager (UCM) could allow an unauthenticated, remote attacker to conduct a cross-site request forgery (CSRF) attack on an affected device. The vulnerability is due to insufficient CSRF protections for the web-based management interface on an affected device. An attacker could exploit this vulnerability by persuading a user of the interface to follow a malicious link. A successful exploit could allow the attacker to perform arbitrary actions with the privilege level of the targeted user. Cisco has released software updates that address the vulnerability described in this advisory. There are no workarounds that address this vulnerability. This advisory is available at the following link: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/ cisco-sa-ucm-csrf-NbhZTxL [/CVE-2020-3135_su] Affected Products o [CVE-2020-3135_ap] [/CVE-2020-3135_ap] Vulnerable Products [CVE-2020-3135_vp] At the time of publication, this vulnerability affected Cisco UCM releases earlier than 11.5(1). See the Details section in the bug ID(s) at the top of this advisory for the most complete and current information. [/CVE-2020-3135_vp] Products Confirmed Not Vulnerable [CVE-2020-3135_nv] Only products listed in the Vulnerable Products section of this advisory are known to be affected by this vulnerability. [/CVE-2020-3135_nv] Workarounds o [CVE-2020-3135_wa] There are no workarounds that address this vulnerability. [/CVE-2020-3135_wa] Fixed Software o [CVE-2020-3135_fs] When considering software upgrades , customers are advised to regularly consult the advisories for Cisco products, which are available from the Cisco Security Advisories and Alerts page , to determine exposure and a complete upgrade solution. In all cases, customers should ensure that the devices to be upgraded contain sufficient memory and confirm that current hardware and software configurations will continue to be supported properly by the new release. If the information is not clear, customers are advised to contact the Cisco Technical Assistance Center (TAC) or their contracted maintenance providers. [/CVE-2020-3135_fs] [CVE-2020-3135_fr] Fixed Releases At the time of publication, Cisco UCM releases 11.5(1) and later contained the fix for this vulnerability. See the Details section in the bug ID(s) at the top of this advisory for the most complete and current information. [/CVE-2020-3135_fr] Exploitation and Public Announcements o [CVE-2020-3135_ex] The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory. [/CVE-2020-3135_ex] Source o [CVE-2020-3135_vs] This vulnerability was found during internal security testing. [/CVE-2020-3135_vs] Cisco Security Vulnerability Policy o To learn about Cisco security vulnerability disclosure policies and publications, see the Security Vulnerability Policy . This document also contains instructions for obtaining fixed software and receiving security vulnerability information from Cisco. URL o https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/ cisco-sa-ucm-csrf-NbhZTxL Revision History o +----------+---------------------------+----------+--------+--------------+ | Version | Description | Section | Status | Date | +----------+---------------------------+----------+--------+--------------+ | 1.0 | Initial public release. | - | Final | 2020-JAN-22 | +----------+---------------------------+----------+--------+--------------+ =============================================================================== Cisco Unified Communications Manager Information Disclosure Vulnerability Priority: Medium Advisory ID: cisco-sa-20200122-cuc-info-disclosure First Published: 2020 January 22 16:00 GMT Version 1.0: Final Workarounds: No workarounds available Cisco Bug IDs: CSCvr00922 CVE-2019-15963 CWE-200 CVSS Score: 4.3 AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:X/RL:X/RC:X Summary o A vulnerability in the web-based management interface of Cisco Unified Communications Manager could allow an authenticated, remote attacker to view sensitive information in the web-based management interface of the affected software. The vulnerability is due to insufficient protection of user-supplied input by the web-based management interface of the affected service. An attacker could exploit this vulnerability by accessing the interface and viewing restricted portions of the software configuration. A successful exploit could allow the attacker to gain access to sensitive information or conduct further attacks. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/ cisco-sa-20200122-cuc-info-disclosure Affected Products o Vulnerable Products At the time of publication, this vulnerability affected Cisco Unified Communications Manager releases 10.5(2)(SU9), 11.5(1)(SU6), 12.0(1)(SU3), 12.5(1)(SU1) and earlier. See the Details section in the bug ID(s) at the top of this advisory for the most complete and current information. Products Confirmed Not Vulnerable Only products listed in the Vulnerable Products section of this advisory are known to be affected by this vulnerability. Workarounds o There are no workarounds that address this vulnerability. Fixed Software o When considering software upgrades , customers are advised to regularly consult the advisories for Cisco products, which are available from the Cisco Security Advisories and Alerts page , to determine exposure and a complete upgrade solution. In all cases, customers should ensure that the devices to be upgraded contain sufficient memory and confirm that current hardware and software configurations will continue to be supported properly by the new release. If the information is not clear, customers are advised to contact the Cisco Technical Assistance Center (TAC) or their contracted maintenance providers. Fixed Releases At the time of publication, Cisco Unified Communications Manager Release 11.5.1(1)(SU7) contained the fix for this vulnerability. Exploitation and Public Announcements o The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory. Source o Cisco would like to thank Matthias Pieper from ROSEN Technology and Research Center GmbH for reporting this vulnerability Cisco Security Vulnerability Policy o To learn about Cisco security vulnerability disclosure policies and publications, see the Security Vulnerability Policy . This document also contains instructions for obtaining fixed software and receiving security vulnerability information from Cisco. URL o https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/ cisco-sa-20200122-cuc-info-disclosure Revision History o +---------+--------------------------+---------+--------+-----------------+ | Version | Description | Section | Status | Date | +---------+--------------------------+---------+--------+-----------------+ | 1.0 | Initial public release. | - | Final | 2020-January-22 | +---------+--------------------------+---------+--------+-----------------+ - --------------------------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. 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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). 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