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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.0452 Cisco Digital Network Architecture Center Stored Cross-Site Scripting Vulnerability 7 February 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Cisco Digital Network Architecture Center Publisher: Cisco Operating System: Network Appliance Impact/Access: Cross-site Scripting -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2019-15253 Original Bulletin: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190205-dnac-xss - --------------------------BEGIN INCLUDED TEXT-------------------- Cisco Digital Network Architecture Center Stored Cross-Site Scripting Vulnerability Priority: Medium Advisory ID: cisco-sa-20190205-dnac-xss First Published: 2020 February 5 16:00 GMT Version 1.0: Final Workarounds: No workarounds availableCisco Bug IDs: CSCvr12994 CVE-2019-15253 CWE-79 CVSS Score: 5.4 AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:X/RL:X/RC:X Summary o A vulnerability in the web-based management interface of Cisco Digital Network Architecture (DNA) Center could allow an authenticated, remote attacker to conduct a stored cross-site scripting (XSS) attack against a user of the web-based management interface of an affected device. The vulnerability is due to insufficient validation of user-supplied input by the web-based management interface of an affected device. An attacker could exploit this vulnerability by persuading a user to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information. To exploit this vulnerability, the attacker needs administrator credentials. 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-20190205-dnac-xss Affected Products o Vulnerable Products At the time of publication, this vulnerability affected Cisco DNA Center Software releases earlier than 1.3.0.6 and 1.3.1.4. 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 DNA Center Software releases 1.3.0.6 and later and 1.3.1.4 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. Cisco DNA Center is a dedicated physical appliance that is purchased from Cisco with the DNA Center ISO image preinstalled. System updates are available for installation from the Cisco cloud and are not available for download from the Software Center on Cisco.com. To upgrade to a fixed release of Cisco DNA Center Software, administrators can use the System Updates feature of the software. For more information, see the Cisco Digital Network Architecture Center Administrator Guide and the release notes for the release to be installed. 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 Benoit Malaboeuf and Dylan Garnaud of Orange 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. Action Links for This Advisory o Understanding Cross-Site Scripting (XSS) Threat Vectors Related to This Advisory o Cross-Site Scripting URL o https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/ cisco-sa-20190205-dnac-xss Revision History o +----------+---------------------------+----------+--------+--------------+ | Version | Description | Section | Status | Date | +----------+---------------------------+----------+--------+--------------+ | 1.0 | Initial public release. | - | Final | 2020-FEB-05 | +----------+---------------------------+----------+--------+--------------+ - --------------------------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: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXjzliGaOgq3Tt24GAQgvsg//TNmsOEQdAzHn9lBQQgUYaOpoaZHwRguA mjlHjFOAx9euUjgpnrZAjXQ3n2wmUdpyZVR/6qO+lS0H7j7ETn59Khs82t8FvQr4 xoR21Dy23JmoQUdEjoa9D94Ys2tkKzUcAhwWNoKLB2Z7vO70733s8IH+PHb35//o yUAsxTBBfq5B0FqiYvGHFn8hw6Fmbk0wLq4aumcT/68KvtjSVt53bOmpzjFQDgeW E0pfYWc8MmeZAVfnEDxAxkjCa7ovd8D9RdJ9jB808+Ib5uo5EXWvhjRj3GdjgRLx 8fdxNWpnKzozJnzRyPZOXVuZn8xNFSQ7AbDffFcODdddIwhMVvAcvzNDtLTG2NOl czQnThGlG2pK7SWf8N7utGVNE7V754G8Et5eXH1Wo4sKEnZRp37iqmwO0reeiwpm GUm7N9l7Y1U/OVyF+UL4UFoageA2vOsXDMJX8tjYi0A+b6xwptMrk8mHPhMXKdoz b7o5qr32DBpykuMlwsZuYpSkvSu7s0i58rpzUSfJkW9hAPP3YNePhDlureE/0HAd CK21kT5E6ymSVTLV4JQpDQrsSaeRzMTHaI8FrS2br9y9iJW+vOWiu6qQe1LeUqeo 2XBDEHRtnLY5Z8ztNy/nlPt5n2LFogcla6tBh5HnNt6GyeA0c+Xv88/DMR45FMXB XfGG+wc8yGc= =b4Ne -----END PGP SIGNATURE-----