05 September 2019
Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.3366 Cisco Jabber Client Framework for Mac Code Execution Vulnerability 5 September 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Cisco Jabber Publisher: Cisco Systems Operating System: Cisco Impact/Access: Execute Arbitrary Code/Commands -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2019-12645 Original Bulletin: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190904-jcf-codex - --------------------------BEGIN INCLUDED TEXT-------------------- Cisco Jabber Client Framework for Mac Code Execution Vulnerability Priority: Medium Advisory ID: cisco-sa-20190904-jcf-codex First Published: 2019 September 4 16:00 GMT Version 1.0: Final Workarounds: No workarounds availableCisco Bug IDs: CSCvq04288 CVE-2019-12645 CWE-20 CVSS Score: 6.7 AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H/E:X/RL:X/RC:X Summary o A vulnerability in Cisco Jabber Client Framework (JCF) for Mac Software, installed as part of the Cisco Jabber for Mac client, could allow an authenticated, local attacker to execute arbitrary code on an affected device The vulnerability is due to improper file level permissions on an affected device when it is running Cisco JCF for Mac Software. An attacker could exploit this vulnerability by authenticating to the affected device and executing arbitrary code or potentially modifying certain configuration files. A successful exploit could allow the attacker to execute arbitrary code or modify certain configuration files on the device using the privileges of the installed Cisco JCF for Mac Software. 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-20190904-jcf-codex Affected Products o Vulnerable Products At the time of publication, this vulnerability affected Cisco JCF for Mac Software releases 12.6(1) and earlier. 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 For information about fixed software releases, see the Details section in the bug ID(s) at the top of this advisory. 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 Drew Yao of the Apple SEAR Red Team 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-20190904-jcf-codex Revision History o +---------+------------------------+---------+--------+-------------------+ | Version | Description | Section | Status | Date | +---------+------------------------+---------+--------+-------------------+ | 1.0 | Initial public | - | Final | 2019-September-04 | | | release. | | | | +---------+------------------------+---------+--------+-------------------+ - --------------------------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 email@example.com 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: firstname.lastname@example.org 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 iQIVAwUBXXBYomaOgq3Tt24GAQhoqhAAq67akW/LM3WZ5S2LtdsEBsu0Xhl8cb9k rEUmy7Bq1z6qth634A7ofFsaQrdj+Mgq0gySxCxAfFHgq9kd0BpoT/M4dYnUGZ2J JSAEz5V0lSMUkxHVWpGwWBAmN/Zuo0RFEjF3Ryc0RrKp/sRK7owISki97YWGrart qRrbKYew+yRkKWUp7iuyzVzf4AasZJCluYhlNUcWTFTy9xG98Z5qVXyrCK64q1eE 1GpEg3lZjAUIOFimw8zxHi1E1KWGuHD1TXaqznMvWBNit+fI4PC2fkAuLY1UHz66 p0J2B1cQBhAFWqm0mrZMgsfTspa0UoTFwLE71TXws2GY19U1FXutfBy6dkiOKSMB mY4zzZjlL1GFDzBteR1982lctJQUwiTUmp8kTm3jMCq9w6PaRXSI1oTmaqpIUqtE KcsT087kfLcEYpphLFi0V5IZpTzjqUg6dXUq6ciwEyWlk5PBasiuIURmeDR0fBVd zc2IwTcCUs0HmWqNljwkOfZ+0tnaL/voh3mcEdjWZej8TQ/hEa0y9wRk5KWea+hk BVdvL6DgCdsetGv0nzsHTjAu48rNfgU66kA9Y0p87gVM1EdXXSxYGFG+6a6v+TqR 2zvTAGESbjZ5pbpFwDJdVmbdEL0X60xNgN11saJyusSV/MQzFolAf4ovzG20+M1J C6hFeTYNWv4= =Of93 -----END PGP SIGNATURE-----