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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.2232 Cisco Prime Collaboration Provisioning Unauthorized Password Change Denial of Service Vulnerability 2 August 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Cisco Prime Collaboration Publisher: Cisco Systems Operating System: Cisco Impact/Access: Denial of Service -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2018-0391 Original Bulletin: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180801-pcp-dos - --------------------------BEGIN INCLUDED TEXT-------------------- Cisco Security Advisory Cisco Prime Collaboration Provisioning Unauthorized Password Change Denial of Service Vulnerability High Advisory ID: cisco-sa-20180801-pcp-dos First Published: 2018 August 1 16:00 GMT Version 1.0: Final Workarounds: No workarounds available Cisco Bug IDs: CSCvd86586 CVE-2018-0391 CWE-285 CVSS Score: Base 8.1 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H/E:X/RL:X/RC:X CVE-2018-0391 CWE-285 Summary o A vulnerability in the password change function of Cisco Prime Collaboration Provisioning could allow an authenticated, remote attacker to cause the system to become inoperable. The vulnerability is due to insufficient validation of a password change request. An attacker could exploit this vulnerability by changing a specific administrator account password. A successful exploit could allow the attacker to cause the affected device to become inoperable, resulting in a denial of service (DoS) condition. 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-20180801-pcp-dos Affected Products o Vulnerable Products This vulnerability affects Cisco Prime Collaboration Provisioning (PCP) Releases 12.2 and prior. Administrators can determine the current PCP release from the Cisco PCP GUI: 1. Log in to Cisco PCP 2. Click the settings icon near the top right of the screen 3. Click About The release information is also displayed on the login screen. 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 Cisco has released free software updates that address the vulnerability described in this advisory. Customers may only install and expect support for software versions and feature sets for which they have purchased a license. By installing, downloading, accessing, or otherwise using such software upgrades, customers agree to follow the terms of the Cisco software license: https://www.cisco.com/c/en/us/products/end-user-license-agreement.html Additionally, customers may only download software for which they have a valid license, procured from Cisco directly, or through a Cisco authorized reseller or partner. In most cases this will be a maintenance upgrade to software that was previously purchased. Free security software updates do not entitle customers to a new software license, additional software feature sets, or major revision upgrades. 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. Customers Without Service Contracts Customers who purchase directly from Cisco but do not hold a Cisco service contract and customers who make purchases through third-party vendors but are unsuccessful in obtaining fixed software through their point of sale should obtain upgrades by contacting the Cisco TAC: https://www.cisco.com/c/en/us/support/web/tsd-cisco-worldwide-contacts.html Customers should have the product serial number available and be prepared to provide the URL of this advisory as evidence of entitlement to a free upgrade. Fixed Releases Cisco fixed this vulnerability in Cisco Prime Collaboration Provisioning Release 12.3. Customers can download Cisco Prime Collaboration Provisioning Software from the Software Center on Cisco.com by doing the following: 1. Click Browse all 2. Navigate to Cloud and Systems Management > Collaboration and Unified Communications Management > Prime Collaboration > Prime Collaboration Provisioning 12.3 3. Access additional releases by using the left pane of the Prime Collaboration Provisioning 12.3 page 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 This vulnerability was found during internal security testing. 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-20180801-pcp-dos Revision History o +----------+---------------------------+----------+---------+-----------------+ | Version | Description | Section | Status | Date | +----------+---------------------------+----------+---------+-----------------+ | 1.0 | Initial public release. | -- | Final | 2018-August-01 | +----------+---------------------------+----------+---------+-----------------+ Show Less - ------------------------------------------------------------------------------- Legal Disclaimer o THIS DOCUMENT IS PROVIDED ON AN "AS IS" BASIS AND DOES NOT IMPLY ANY KIND OF GUARANTEE OR WARRANTY, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. YOUR USE OF THE INFORMATION ON THE DOCUMENT OR MATERIALS LINKED FROM THE DOCUMENT IS AT YOUR OWN RISK. CISCO RESERVES THE RIGHT TO CHANGE OR UPDATE THIS DOCUMENT AT ANY TIME. A standalone copy or paraphrase of the text of this document that omits the distribution URL is an uncontrolled copy and may lack important information or contain factual errors. The information in this document is intended for end users of Cisco products. 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. - --------------------------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. 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