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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.4746 cyrus-imapd security update 20 December 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: cyrus-imapd Publisher: Debian Operating System: Debian GNU/Linux 9 Debian GNU/Linux 10 UNIX variants (UNIX, Linux, OSX) Impact/Access: Increased Privileges -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2019-19783 Original Bulletin: http://www.debian.org/security/2019/dsa-4590 Comment: This advisory references vulnerabilities in products which run on platforms other than Debian. It is recommended that administrators running cyrus-imapd check for an updated version of the software for their operating system. - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 - - ------------------------------------------------------------------------- Debian Security Advisory DSA-4590-1 security@debian.org https://www.debian.org/security/ Moritz Muehlenhoff December 19, 2019 https://www.debian.org/security/faq - - ------------------------------------------------------------------------- Package : cyrus-imapd CVE ID : CVE-2019-19783 It was discovered that the lmtpd component of the Cyrus IMAP server created mailboxes with administrator privileges if the "fileinto" was used, bypassing ACL checks. For the oldstable distribution (stretch), this problem has been fixed in version 2.5.10-3+deb9u2. For the stable distribution (buster), this problem has been fixed in version 3.0.8-6+deb10u3. We recommend that you upgrade your cyrus-imapd packages. For the detailed security status of cyrus-imapd please refer to its security tracker page at: https://security-tracker.debian.org/tracker/cyrus-imapd 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----- iQIzBAEBCgAdFiEEtuYvPRKsOElcDakFEMKTtsN8TjYFAl37/wkACgkQEMKTtsN8 TjZn5Q//Qbcth+/uUcscBJ1NaeYn7j0RVi6LCJWojmN+MnEW9QkemFCZErjoWJQE ireYkaQBx8FmQmAepI2CunRAWUcGcHgIXLufBHI6WWHPcFT5Is1k0ANLbDpfCfwi U5yUhmsiSk1ug5zVSgJZaFbnMj51PZYppaxWjvdvU8470qaJl89Pvh3IBm1+48H5 lZ9BscEFazwBUFoEEJKZaCct8mg335ZADV17IpG1HD8081RsB9yjXH4TKqFyppJ6 Xud13hOmrS+wYAVnlGfn7PBOIRtHu6cBFgSFTJDNHsVcEH0Xf/EAxNlOYOBeqa2P XBDlV/poVRt1f416XlbcLd3mKQKphoP0argmed2zx/rhCUqAKCfL3b5Z7UjdmsbM 68/+QM7JaBFgj/cVVaoUGdD3gQh2m4JB7KuIUKrcMrNypx8oFloxrTV4MHpo9S39 iPJ9PLkP5oPtEZuFuThU+/m5KxgISw4K1Q1fvfGTeVn5aUC0Q0FAzo+fnzjmZxEa U3qKGXELb6fkbB92pflcNxOTC8ikM3t6SPVyCHTj0fYYqw0jCvWNMTkcp8oeSTXd k+CSJPgRWeu7FPdWkex5O/AtNJmkar29HOM70QI4LSp8LAhhp1iYDxldL+1lOG0W 2cuy4F7meWkK9G0Y1l3/aGE7v7Ljm88yaec3vCxX965M5ooUrxY= =JfWU - -----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 iQIVAwUBXfxctWaOgq3Tt24GAQhlqxAAx4K5jl7FdaqXHcKBkKobc95Db65manIS Z4SXNTsIKd1P8Ozka60lMJvI3q/byp9va5V3QkTn9qAbmuYrjAbdFBBIx9B4F+pQ PZLxj7KfdzySRBtM4ND/XTea0Rbls3hNXE5yzH/X7gblHc4z4hs2HJ6EtHPmHI4B wVS5BnAs1XeTOH7LVfMhymaGf38PZYcpDqMzoTD5xRguGJ9XP9FdUtvn5vFC/W4m 4S3uuTLO6FULW/4IltASvp6nk1ouDKzEj9bA3ryhMvf3L5veZzGuW1XiZPVGBUmb liA09RO0pk0k6PjWrM60le64lbeaPD9/qdcmJGfM6E0W5pyVBdivz5zeh1+aeXMW 0O2aVDw4D8hmIn7+FZaS/x2jGra12BliTrzel/RppzfUdr5QXTGOudechYQqRuG5 5k57mlhYC56ECOxG6Oal49tQ6BJocLhyEHND9X9bkYPaOzBht0Rj9tbkBVK2Y8GG Dd2kA7g7TgjVchcfLs1w94lB2rc22T6QHLCTYHigpDRe/MDJwiVZZGspMPWZDBHu 6AgNVo6lKeO5CWjlY1KPeG9ew1O2Zjm8Vxn73i2P7GXMM9N9QNkpTeNJQu29r3kK jO2bTcrP7xGiwHoqj9s2fFcZffIen+WyGK1DPHtboAVBkyQH+XSxJhJ0b5fw7bEb JXirTvguqeo= =0aWl -----END PGP SIGNATURE-----