Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.2990 USN-4478-1: Python-RSA vulnerability 1 September 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Python-RSA Publisher: Ubuntu Operating System: Ubuntu Impact/Access: Access Confidential Data -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2020-13757 Reference: ESB-2020.2943 ESB-2020.2850 Original Bulletin: https://usn.ubuntu.com/4478-1/ - --------------------------BEGIN INCLUDED TEXT-------------------- USN-4478-1: Python-RSA vulnerability 31 August 2020 Python-RSA could be made to expose sensitive information over the network. Releases o Ubuntu 14.04 ESM Packages o python-rsa - Pure-Python RSA implementation (Python 2) Details It was discovered that Python-RSA incorrectly handled certain ciphertexts. An attacker could possibly use this issue to obtain sensitive information. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 14.04 o python-rsa - 3.1.2-1ubuntu0.1+esm1 o python3-rsa - 3.1.2-1ubuntu0.1+esm1 In general, a standard system update will make all the necessary changes. References o CVE-2020-13757 - --------------------------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 iQIVAwUBX02aKuNLKJtyKPYoAQh/LA/6A0fNIx89TUTlpYlJeqI+X0HRvaFdKk3S lF+hw9gf0++jDgvctwmECinrRYO/HAiMQ/dt/ePbxZPsSAVG8cuc+EFfyEADZJfo r36iXRs0Jx8/a6JEfeYccl8KOgXYIqKl968QQ9E0k6HYepXgz3Y43TAdn2hTt8JD grUTzwOoYZ9icVgF6Gjm95mn1Z+FdIJIAYZFoxGn+B4/UGH63QQveZD8JNiioSWd dOcug82ZW2LiaAXGytUfFtgCE4U2pkDsghgiCG9jC4aHdjpI+vPDK+lPf3Hs3chG wb6BkooW9FF6tsmxDHRyLF+bzo4Csyzy4tU7rM6kWUGGIvlGaOGjJmVN+ZxFQX2n 5+w97spJB8lX6Xp0vfQLT8vx6qd+euTbP188NTFNZLwxxbA+AstX6LSSlLivEs8M aVR2xZim8ptcmsebJlfzkflaVSkcRsRbGY2bq2FopYCwiyC1/qPvp83amv5iPGfS B5PoODzWI8YZeBbXuQLp5NN8k41UPszJM+d9PATC48yGZ/rBGndv6fHN32tq1kdv c7tJNtT+TOfxeeUSzy0TjSVSLdB0omtEuOlzkjwPFUAkPbn+5JQaabMCG2M8t6Nw mCOua7EGnNiit+lq7peu/1jOlXV+SiJgbjwO39lQ3JxbyROaUFHbEuX98LFIARMB YTexTsh8R6g= =MC15 -----END PGP SIGNATURE-----