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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.4172 Cisco Web Security Appliance Management Interface Cross-Site Scripting Vulnerability 7 November 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Cisco Web Security Appliance Publisher: Cisco Systems Operating System: Network Appliance Impact/Access: Cross-site Scripting -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2019-15969 Original Bulletin: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20191106-wsa-xss - --------------------------BEGIN INCLUDED TEXT-------------------- Cisco Web Security Appliance Management Interface Cross-Site Scripting Vulnerability Priority: Medium Advisory ID: cisco-sa-20191106-wsa-xss First Published: 2019 November 6 16:00 GMT Version 1.0: Final Workarounds: No workarounds availableCisco Bug IDs: CSCvp61143 CVE-2019-15969 CWE-79 CVSS Score: 6.1 AV:N/AC:L/PR:N/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 Web Security Appliance (WSA) could allow an unauthenticated, remote attacker to conduct cross-site scripting (XSS) attacks against a user of the 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 of the interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script or HTML code in the context of the interface, which could allow the attacker to gain access to sensitive, browser-based information. 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-20191106-wsa-xss Affected Products o Vulnerable Products At the time of publication, this vulnerability affected Cisco WSA releases earlier than Release 11.8.0-332. 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 WSA releases 11.8.0-332 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. 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-20191106-wsa-xss Revision History o +---------+-------------------------+---------+--------+------------------+ | Version | Description | Section | Status | Date | +---------+-------------------------+---------+--------+------------------+ | 1.0 | Initial public release. | - | Final | 2019-November-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. 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 iQIVAwUBXcN5J2aOgq3Tt24GAQhlpBAAqRf7yVw49ksAG2eSWc5/72Es/pjt+VRd tlazh3HdN8xruSZHysbeQQ2IJxRaHVNan63HgTxK8wBSVRmT0oNepr44q+CDHb3P WQY5Xbu8lOOM7LGddeD4zdrDi1Trdw1As+TCbf5ldgqSiG7Oe7wPo6ayYtfDxrDG 8HqJbbUUOmsYAa1GHmdXSXv5x2c1q9rnlhH0hLa+3u1jV0jpfv0KPe789GB0ZaJJ CdWwOdNV13LHIvKLKrsbob9xNLqgcCbf+NtKiau8Dmws2yZi2v9zr9cpI9fFWpDI 51fv0esqlf2MkN1o372/y+DN+Dwt/+Aex+YSQSNxtytGy603tM4e7gEDHytna0FG 32Z8Zr9OUQbmBimCVk91hCxhT2Nle3Ird1txu5ivckL43hK0dQJWiIdkEbT/OhEQ XOOX/0mshdD/yFs8Hk2sPhirCVXvEOQNeQwZTyRMgPOdyVkMzXesPb4+kGogQYc0 0oeZrNi9qdd0uItK6BzO24CCSb9Re7Zr7fpoVu5arTNvcITVmkriR4zDOUiCwA1Q GAYwtt9bwr6+jYb/XN2MYkexNZaGBGrX3+r9KSf6JkDn5QPZWykBcnLBVbBZrhvc tCC6e2kW021NKRfAH4eTdhRHMs+5QXWeIKFPkdFI22QQ+4h7jTfoHlsCOWXIJam7 U3SHIXGjxLw= =AMJS -----END PGP SIGNATURE-----