14 October 2019
Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.3816 USN-4151-2: Python vulnerabilities 14 October 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Python Publisher: Ubuntu Operating System: Ubuntu Impact/Access: Cross-site Scripting -- Remote with User Interaction Reduced Security -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2019-16935 CVE-2019-16056 Reference: ESB-2019.3786 ESB-2019.3520 Original Bulletin: https://usn.ubuntu.com/4151-2/ - --------------------------BEGIN INCLUDED TEXT-------------------- USN-4151-2: Python vulnerabilities 10 October 2019 python2.7, python3.4 vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: o Ubuntu 14.04 ESM o Ubuntu 12.04 ESM Summary Several security issues were fixed in Python. Software Description o python2.7 - An interactive high-level object-oriented language o python3.4 - An interactive high-level object-oriented language Details USN-4151-1 fixed several vulnerabilities in Python. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: It was discovered that Python incorrectly parsed certain email addresses. A remote attacker could possibly use this issue to trick Python applications into accepting email addresses that should be denied. (CVE-2019-16056) It was discovered that the Python documentation XML-RPC server incorrectly handled certain fields. A remote attacker could use this issue to execute a cross-site scripting (XSS) attack. (CVE-2019-16935) Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 14.04 ESM python2.7 - 2.7.6-8ubuntu0.6+esm3 python2.7-minimal - 2.7.6-8ubuntu0.6+esm3 python3.4 - 3.4.3-1ubuntu1~14.04.7+esm4 python3.4-minimal - 3.4.3-1ubuntu1~14.04.7+esm4 Ubuntu 12.04 ESM python2.7 - 2.7.3-0ubuntu3.15 python2.7-minimal - 2.7.3-0ubuntu3.15 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 USN-4151-1 o CVE-2019-16056 o CVE-2019-16935 - --------------------------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 firstname.lastname@example.org 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: 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). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXaPXO2aOgq3Tt24GAQgeJg//X/C6A5lDzLrGoLoWfzPp6wZFNlqAj9Ia 8SMGQSDsNu3DXoccne9GRdscyRSJ57lri1wlJL3yY3lzozwKwLkxCnBFkDRGIVZX zbne972Apm/a22cdgL+tPd5uD62kUCynkzbSm1zfAthHcghXTCDAnzhZqnbI2Yk6 o5S9lLk2GQ2s+xyQBR/UGN3VBsed8nCgF6WNkAuffO99L7RyBWaTwHDaGH2UyYLe a612w4tXnvzlLTYPSJOHFJBvjoI8yViwlLOTfL8wlgjWml8AC5ZUV33o6hlN30Z2 luhEKJAitvHq4dslziX2doWaWLP7hBpDUHejGCryoAS3U6JPcJ8bKVgxFzclqKxS wibQSgMEjJ7YdrCkzjzOGrKB1CfnkJOeFyGUnxJdu5NFeXI1zIAb0QVeKJzeQFrR dQvBloaa33AE6hjfCz9Fh9ip6Yt3EHuwekdkc43iIPA0uSit9FbKsjSqCnsM00oj vgR/TSMO5vkixR/zdv1t2TZE5Ze6y+EebjBTpaedyK2C1k18exOcATa8NjTWInoz GYzllMsIHVr6f14CRLGp/KEoori3cTiXhQminyFe5j/CdamxSjB6cp7czdFck6sh jmFTUMib5GBiv6CLVIwQI5PHfSGyEqozgkxmfH+Fx8FyDQiWIRdtVhvWBLrX/cS/ PXOfpisOpyA= =tAn6 -----END PGP SIGNATURE-----