Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2015.3052 Cisco WebEx Meetings for Android Custom Permissions Vulnerability 7 December 2015 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Cisco WebEx Meetings Publisher: Cisco Systems Operating System: Android Impact/Access: Increased Privileges -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2015-6384 Original Bulletin: http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151201-wmc - --------------------------BEGIN INCLUDED TEXT-------------------- Cisco WebEx Meetings for Android Custom Permissions Vulnerability Medium Advisory ID: cisco-sa-20151201-wmc Published: 2015 December 1 21:30 GMT Version 1.0: Final CVSS Score: Base - 4.3 Workarounds: No workarounds available Cisco Bug IDs: CSCuw86442 CVE-2015-6384 CWE-264 Summary A vulnerability in the custom application permissions handling for Cisco WebEx Meetings for Android could allow an unauthenticated, remote attacker to change platform-specific permissions of a custom application. The vulnerability is due to the way custom application permissions are assigned at initialization. An attacker could exploit this vulnerability by downloading a malicious Android application to the mobile device. An exploit could allow the attacker to utilize the custom application to silently acquire the same permissions as the WebEx application. Cisco has released software updates that address this vulnerability. Workarounds that mitigate this vulnerability are not available. This advisory is available at the following link: http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151201-wmc Affected Products Vulnerable Products Cisco WebEx Meetings for Android versions prior to 8.5.1. Products Confirmed Not Vulnerable No other Cisco products are currently known to be affected by this vulnerability. Workarounds Workarounds are not available. Fixed Software When considering software upgrades, customers are advised to consult the Cisco Security Advisories and Responses archive at http://www.cisco.com/go/psirt and review subsequent advisories 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 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. URL http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151201-wmc Revision History Version Description Section Status Date 1.0 Initial public release. Final 2015-December-01 Legal Disclaimer 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. - --------------------------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: http://www.auscert.org.au/render.html?cid=1980 =========================================================================== 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 iQIVAwUBVmUiz36ZAP0PgtI9AQKTWg/+O7mss0qDbTySAi2oc9rbUwm6WS4wr3UR 60cu3in2NxRMxMQGyz5gi/s9dJUUtggV8Zh2kG8q1OLdmR6xwb14Tqsj8YSAIjq/ XvKYrsScjmmQxtuqDRHmEv6btTe0V/HyuSl/gMeQX3FI7UYInjAJ4wNOrsfrZT04 7oY2XBatRSneN/NHOIBqD07CGxyWaP+xXnQJtqz19lCDcw4tkhOwp2FPr356ULbe i9yuAGhVMzdZc9rn95b2y1L01q0lj2Vjmb56xSKhdwqGjeh/eQO2QtPwbHIUirLC J7OmMA5THCctgIENIBL9WCtN79SCDv+9nchDaL2nEMRu2g42ak0/4ScJV1pHLtY9 JIIxMKyLS0QaLvU7ih6EQk8MEBzhrYfZFfc6kta1Gj4LOrwEQlwu46XzkBNMBr74 mYGHxekwZIlq7wrSnYv6Amcsb9Rk9xw5OFK00/JanaXgkHG1FuseTJCxQtZVhYG4 jOleyVJsDP0xbu+uPwm/wHKcsycslfYIt2qaEZXY1pdT8+ks2SYfvLQHregyZJx6 Yyxadx6VZXfV8ofDw/yJAX7yPpvgA7cG9QevhQgPppGKJ3zqkWPAmhQNA/jVmp2i SyEjJw3QMhPYtYbHKNsRlVuXZtLRsFn0iiJtFTlNzhxsFPx5q6l1yhc23tBqtjmb lXva3RQ3eVE= =poZl -----END PGP SIGNATURE-----