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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.2165 USN-4401-1: Mutt vulnerabilities 23 June 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Mutt Publisher: Ubuntu Operating System: Ubuntu Impact/Access: Provide Misleading Information -- Remote/Unauthenticated Access Confidential Data -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2020-14154 CVE-2020-14093 Reference: ESB-2020.2151 ESB-2020.2142 Original Bulletin: https://usn.ubuntu.com/4401-1/ - --------------------------BEGIN INCLUDED TEXT-------------------- USN-4401-1: Mutt vulnerabilities 22 June 2020 mutt vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: o Ubuntu 20.04 LTS o Ubuntu 19.10 o Ubuntu 18.04 LTS o Ubuntu 16.04 LTS o Ubuntu 12.04 ESM Summary Several security issues were fixed in Mutt. Software Description o mutt - text-based mailreader supporting MIME, GPG, PGP and threading Details It was discovered that Mutt incorrectly handled certain requests. An attacker could possibly use this issue to enable MITM attacks. (CVE-2020-14093) It was discovered that Mutt incorrectly handled certain requests. An attacker could possibly use this issue to proceeds with a connection even if the user rejects an expired intermediate certificate. (CVE-2020-14154) Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS mutt - 1.13.2-1ubuntu0.1 Ubuntu 19.10 mutt - 1.10.1-2.1ubuntu0.1 Ubuntu 18.04 LTS mutt - 1.9.4-3ubuntu0.2 Ubuntu 16.04 LTS mutt - 1.5.24-1ubuntu0.3 Ubuntu 12.04 ESM mutt - 1.5.21-5ubuntu2.4 To update your system, please follow these instructions: https:// wiki.ubuntu.com/Security/Upgrades . After a standard system update you need to restart mutt to make all the necessary changes. References o CVE-2020-14093 o CVE-2020-14154 - --------------------------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. 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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 iQIVAwUBXvFIWeNLKJtyKPYoAQiRRQ//S1X67OX6u+QGtWZfiTikdzr1B6agMOJJ bNgGbS/2SkRwUWY74KEIkDJS5+eQ538A+X96ywISdVLKfTEjzcFNEi5fLNu7fMHD 2l+mJkkCsoMtKqnnXK4Dv4nXaFzEzHI1PXQqqI/Ymo1fPBaLJ3cSLoWnJT9C5KYD wfpPzJJDJFMdpeWZuvg281U1BfhtAiwUO/oCpReq3xgTKqfVxvfZ5+7MUxpOsnUq 7OfntgDWO36s2nxG3aiCRWsRZpH7xf0xO2/3n8Ks0ZcyZq3G4mcAJ7wqMdE59SDF CtF5ijTnhVhb8cwbMlQjkvYtciMFdVDznFPpZSwjWmNS/bhS5cvjcagUXydbc9Yc t6y5NmqSl7EMKxFMbeOHDLfsrGS1ywEmE/yq4gfN4HPcLkmyPWcxpYD2x6xrcdq7 P0O4SMLypT6AFAqQvmUQOw1NW/Viz4kcMXGW/mTpL8Fh25x48kb+luzWmi55BBXR t1ZE8GUm4RmrLBnsD5A/E4qLPMw8drytStDl0ad2k2zkxXXqQrf5XTxNWQlptobv i87Lhi4F7/QPJieu3D0xcMClBAYtNYlAoT3oa71xCKoCrXi2lFT2GMUmG0+nXfVo w8nrQhAjak9q0onXcW1qCZJFWaA53sYQq0RIBGsg9iVaBlSqoDMPZS7kjl7hGOTa mjZ046ge1w8= =u7EG -----END PGP SIGNATURE-----