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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.0359 Cisco Webex Business Suite Content Injection Vulnerability 7 February 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Cisco Webex Business Suite Publisher: Cisco Systems Operating System: Cisco Impact/Access: Provide Misleading Information -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2019-1680 Original Bulletin: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190206-webex-injection - --------------------------BEGIN INCLUDED TEXT-------------------- Cisco Security Advisory Cisco Webex Business Suite Content Injection Vulnerability Advisory ID: cisco-sa-20190206-webex-injection First Published: 2019 February 6 16:00 GMT Version 1.0: Final Workarounds: No workarounds available Cisco Bug IDs: CSCvn46629 CVE-2019-1680 CWE-74 CVSS Score: Base 4.3 CVSS: 3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:X/RL:X/RC:X Summary o A vulnerability in Cisco Webex Business Suite could allow an unauthenticated, remote attacker to inject arbitrary text into a user's browser. The vulnerability is due to improper validation of input. An attacker could exploit this vulnerability by convincing a targeted user to view a malicious URL. A successful exploit could allow the attacker to inject arbitrary text into the user's browser. The attacker could use the content injection to conduct spoofing attacks. 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-20190206-webex-injection Affected Products o Vulnerable Products This vulnerability affects Cisco Webex Business Suite. For information about affected software releases, consult the Cisco bug ID(s) at the top of this advisory. 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 For information about fixed software releases, consult the Cisco bug ID(s) at the top of this advisory. 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. 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 Prasenjit Kanti Paul 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-20190206-webex-injection Revision History o +---------+---------------------------+---------+--------+-------------------+ | Version | Description | Section | Status | Date | +---------+---------------------------+---------+--------+-------------------+ | 1.0 | Initial public release. | -- | Final | 2019-February-06 | +---------+---------------------------+---------+--------+-------------------+ - --------------------------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). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXFui6maOgq3Tt24GAQgYfw/9GYkwwGo4pRWS+IWS0aeNXy3pdITO3Y+6 P4GavTplezYpAUQB77rUuYEjxcZNBMINA44QxFEMpdCqs/zDGgRp7UICyjGPs2uy M7q8fd49AiXO30B5GMFZd1pmFU6WL81dAW60VsYxGTBi1a9q0T/yXVYx/FMwkHRJ K1607pFF804BOlWRhZJy/Yj6pzNke+Rp4laxbEEa8ETHJhk2tnUvVC6SEs8/yy7s 2f0oY2oN1EOkHPD5AulIr5wz+mEUKJ0gHr/cVLlpR7XssTdWfk2G7EtQE9sVnWtM L7VnGDfPcORcfN1IU1ilziVvpIVTSmuwNVbThK8aU9Dl1Ztm2PRSNtGqXyMymQjm TPfGe4xdip6MNcr9vaWPyWi4tC29XfRP4PjsYqJRjuTA5VGhbzZ0bBQezibESLgO 3VnqXL9JPhbXJCMpQj3RqKgyZGmdFErasLgil/1VT2fVojTx4tW3yV4h+pfofWUQ 1KaEMb3zg+8fHG+5sKB5oBHpYk/U7uuL4tdH47VU8gQ8OgRK+f9csPz3xFNmoAUS ujGG2AltzdVtran5Tz960E4GRTDo1+HIDKFB+FFS/w/0RgUh0EOb4pKIrcSKwUGH aDQGxanhGJjhCE6KA9+r0c9JkHjVFCAGyeTt8iCWX/bJeef83jqLHNHaCPfo5rxF 2ByX6/9TuP0= =GV0e -----END PGP SIGNATURE-----