31 October 2019
Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.4037 USN-4173-1: FreeTDS vulnerability 31 October 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: FreeTDS Publisher: Ubuntu Operating System: Ubuntu UNIX variants (UNIX, Linux, OSX) Windows Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction Denial of Service -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2019-13508 Original Bulletin: https://usn.ubuntu.com/4173-1/ Comment: This advisory references vulnerabilities in products which run on platforms other than Ubuntu. It is recommended that administrators running FreeTDS check for an updated version of the software for their operating system. - --------------------------BEGIN INCLUDED TEXT-------------------- USN-4173-1: FreeTDS vulnerability 30 October 2019 freetds vulnerability A security issue affects these releases of Ubuntu and its derivatives: o Ubuntu 19.10 o Ubuntu 19.04 o Ubuntu 18.04 LTS Summary FreeTDS could be made to crash or run programs if it received specially crafted network traffic. Software Description o freetds - libraries for connecting to MS SQL and Sybase SQL servers Details Felix Wilhelm discovered that FreeTDS incorrectly handled certain types after a protocol downgrade. A remote attacker could use this issue to cause FreeTDS to crash, resulting in a denial of service, or possibly execute arbitrary code. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 19.10 freetds-bin - 1.1.6-1ubuntu0.1 libct4 - 1.1.6-1ubuntu0.1 libsybdb5 - 1.1.6-1ubuntu0.1 tdsodbc - 1.1.6-1ubuntu0.1 Ubuntu 19.04 freetds-bin - 1.00.104-1ubuntu0.1 libct4 - 1.00.104-1ubuntu0.1 libsybdb5 - 1.00.104-1ubuntu0.1 tdsodbc - 1.00.104-1ubuntu0.1 Ubuntu 18.04 LTS freetds-bin - 1.00.82-2ubuntu0.1 libct4 - 1.00.82-2ubuntu0.1 libsybdb5 - 1.00.82-2ubuntu0.1 tdsodbc - 1.00.82-2ubuntu0.1 To update your system, please follow these instructions: https:// wiki.ubuntu.com/Security/Upgrades . In general, a standard system update will make all the necessary changes. References o CVE-2019-13508 - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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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: email@example.com 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). 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