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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.1792 dovecot security update 21 May 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: dovecot Publisher: Debian Operating System: Debian GNU/Linux 10 Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2020-10967 CVE-2020-10958 CVE-2020-10957 Reference: ESB-2020.1762 Original Bulletin: http://www.debian.org/security/2020/dsa-4690 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 - - ------------------------------------------------------------------------- Debian Security Advisory DSA-4690-1 security@debian.org https://www.debian.org/security/ Salvatore Bonaccorso May 20, 2020 https://www.debian.org/security/faq - - ------------------------------------------------------------------------- Package : dovecot CVE ID : CVE-2020-10957 CVE-2020-10958 CVE-2020-10967 Debian Bug : 960963 Several vulnerabilities were discovered in the Dovecot email server, which could cause crashes in the submission, submission-login or lmtp services, resulting in denial of service. For the stable distribution (buster), these problems have been fixed in version 1:2.3.4.1-5+deb10u2. We recommend that you upgrade your dovecot packages. For the detailed security status of dovecot please refer to its security tracker page at: https://security-tracker.debian.org/tracker/dovecot Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: https://www.debian.org/security/ Mailing list: debian-security-announce@lists.debian.org - -----BEGIN PGP SIGNATURE----- iQKTBAEBCgB9FiEERkRAmAjBceBVMd3uBUy48xNDz0QFAl7FiWJfFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldDQ2 NDQ0MDk4MDhDMTcxRTA1NTMxRERFRTA1NENCOEYzMTM0M0NGNDQACgkQBUy48xND z0TRpA//YQ3jFLdekbu811XukoRt1JF+4TehfBpRf0Ef3uRfSnwAO5NLDw6EtjCz IprLp7xAfa+BIgh/22wM/eKerk7tDKl7HxYubcFaCq3ohdd0qKOLIrEBVusLGA79 jTbTKR19kf6Q9b1X82Sv+nHUhGV7sg4B88EiY633btMvdbLT2g096i1bC1Xbcr0n uZEI8iMkpdg3ASFxZcqjNMcDf9izWzdy3aHrenH+ylx1rDzrvqPfe9uvhvMc2vaJ Ttviybig06jdin+VKYsDSbYo0EekaI5hzF50GciG02R6trnKY4J1vXbWpGAeubh1 f8Hui7FzuDoJyZz8iZHWhRPbe8a/E3gyJGgpHcHlKR3MiV4LXr2FlLnrk2qOjYDr mr6NPrY+zvxkbxCrdrVStNgeu2hfClNKDIQuAvgvEcMoq8ygz0girgrFDuLAYEEW lOz+8uFV4ooMOB1HVSAoTMeSpP1ubQ9z1Jt7mqT9/2Ogmxrmz05bHx9izjJ6s7Ls +y/JsoPVrcuj7LIhg1z2GDNSA95az5CAxUnkfNVIUuXq8jZPEJKiWEgcF9S9V6GC /70BXr7QIHwlofLoHMqnZ071mshNMSv5Hf47YMk4MLFtskvk8yKlMWWkGC/0swfL 2fxb2PS02l1Proyn1lC0f8TemEgI7bG6gGoWF3xTo1HiMCd7db8= =rqHj - -----END PGP SIGNATURE----- - --------------------------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 iQIVAwUBXsW9ruNLKJtyKPYoAQjv1g/+N0/lHx0JOWLdtMzIZkUNsMEic7eHXDNP /akrPAAOHBO3ukpM0Pp0/WUO7+SkhLj5r4E5eoAz51BjnskCWEY8imHryWrIDYM8 ZZerzx+1/MPlruRmn5ByX52DnVEAO4rqjlbvGaYA7WXpxvpAO06D5dPkL3HqAsp2 vBcMZJVGBLfIbQFKLk2G4KRfFwvohJqcsWzidSZe4hibrsD0LocgJ7pa1JSfFqIC xmBrDzw0Q/P0F791Hb45YOWv4zMGHKOxP6hORfDcJZ4xNgOynq1huYMzRhx9gojO yYqiEUKUV0oBYLFBzZwWJ5DYFyOA+6fr5Tspd4MInemO1xwTmb9lrDVYJ1hB6jTF lrDjFFsRfibz0eZc+/OoVTuddBh8Ie4ETVXIFeTtGZUXLp8lDwyDr5sQv0jkncIn KdBAUVn5KbSz5M3cOsBRm4fpmXB8XVq/CbUtLCgbtFpimJov9QKFt5LWEz9UZUI4 euQZ+s+u4zQB6RR1bWB0+SiY+ycc0U+dIH9+OXFLIkKNv0FHSmKZ5zSl3fpRbgeF TEY1Pb4WQkrSZWqCCuvfbhgK9OhxVPMkafMFqKu7oHH0NCuiUK1h9QYjPk02Y3jT HmucTlpDznug1ujRu2dH7oLLltb04SDndZTUGarKmctKuPPRwWMF35xlSl8LHu27 lVrC4K19fd8= =+hym -----END PGP SIGNATURE-----