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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.0185 APT vulnerability 23 January 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: apt Publisher: Ubuntu Operating System: UNIX variants (UNIX, Linux, OSX) Ubuntu Impact/Access: Root Compromise -- Remote/Unauthenticated Access Privileged Data -- Remote/Unauthenticated Provide Misleading Information -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2019-3462 Reference: ESB-2019.0182 Original Bulletin: http://www.ubuntu.com/usn/usn-3863-1 http://www.ubuntu.com/usn/usn-3863-2 Comment: This bulletin contains two (2) advisories. - --------------------------BEGIN INCLUDED TEXT-------------------- Ubuntu Security Notice USN-3863-1 January 22, 2019 apt vulnerability A security issue affects these releases of Ubuntu and its derivatives: - - Ubuntu 18.10 - - Ubuntu 18.04 LTS - - Ubuntu 16.04 LTS - - Ubuntu 14.04 LTS Summary: An attacker could trick APT into installing altered packages. Software Description: - - apt: Advanced front-end for dpkg Details: Max Justicz discovered that APT incorrectly handled certain parameters during redirects. If a remote attacker were able to perform a man-in-the-middle attack, this flaw could potentially be used to install altered packages. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 18.10: apt1.7.0ubuntu0.1 Ubuntu 18.04 LTS: apt1.6.6ubuntu0.1 Ubuntu 16.04 LTS: ap1.2.29ubuntu0.1 Ubuntu 14.04 LTS: apt1.0.1ubuntu2.19 In general, a standard system update will make all the necessary changes.= References: https://usn.ubuntu.com/usn/usn-3863-1 CVE-2019-3462 Package Information: https://launchpad.net/ubuntu/+source/apt/1.7.0ubuntu0.1 https://launchpad.net/ubuntu/+source/apt/1.6.6ubuntu0.1 https://launchpad.net/ubuntu/+source/apt/1.2.29ubuntu0.1 https://launchpad.net/ubuntu/+source/apt/1.0.1ubuntu2.19 - -------------------------------------------------------------------------------- ========================================================================= Ubuntu Security Notice USN-3863-2 January 22, 2019 apt vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - - Ubuntu 12.04 ESM Summary: An attacker could trick APT into installing altered packages. Software Description: - - apt: Advanced front-end for dpkg Details: USN-3863-1 fixed a vulnerability in APT. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: Max Justicz discovered that APT incorrectly handled certain parameters during redirects. If a remote attacker were able to perform a man-in-the-middle attack, this flaw could potentially be used to install altered packages. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 12.04 ESM: In general, a standard system update will make all the necessary changes. References: Â https://usn.ubuntu.com/usn/usn-3863-2 Â https://usn.ubuntu.com/usn/usn-3863-1 Â CVE-2019-3462 - --------------------------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 iQIVAwUBXEe6LmaOgq3Tt24GAQgCHg//aw7Zd/rvpXwpaoFodTKWLu2XYCeImOob BbeKn8+savYZx32GKuXRmQCNmXuB9PULuNxsa9FM+xjBCHLoBkppVqlNpLKL3qRN lmP4TC6uwfkbuxMa5W64Mso/9KqozidzwrPq3GFb5xeIHbdDgWUK6eX1mMJeDic7 46YzO9TpqyBOsqmQNfZUmib4Ed1wWOobUogPmtWXWLQtPBhKZ3UjdtlJD4QbwRH0 i6Lxl73Qe/56DMax8bBXprDGGkw0Gg89ljfOoO5+aClL7zMOcLIVpDPB9PgcR0cq dADOMPTuk44VHMh9VjYL97f17dIWraJ2QgTbH9v1hpQnsQnWJN8rZnlGcIYh9YjH LqH7Q2uCogfjT9ycRBhMFTzTKPk/rWZ6p7Tf+pStY1uug3kZrNf+uz1736DCsMjN lC49VwXgxdTaCWmAVYSV8RrZRQa2l/wUzYKkkzupwucRbt7baiKVbQ9fF40LC7gI MsPB/vNjwiej87rN0WpPLJCWjtaJdFB+gTO1D4gfrhSsvENvpuKgE7dp48ChouCj aBEtfYKNvgm6zXLtgh/YF/tPOz9NLvshGBGkjMfz7HZFVe7F+jGGvlNjiT6E176G Q9KgiTcRh3SCo/w6XSjjE4Q6jZkhtngiGBrp8g8ehbLcT6UH2fkcOOw9OxfzECbx 7NL7RD4oXEw= =hhGx -----END PGP SIGNATURE-----