drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Zwei Probleme in Dovecot
Name: |
Zwei Probleme in Dovecot |
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ID: |
USN-3961-1 |
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Distribution: |
Ubuntu |
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Plattformen: |
Ubuntu 18.10, Ubuntu 19.04 |
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Datum: |
Mi, 1. Mai 2019, 09:41 |
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Referenzen: |
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11494
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11499 |
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Applikationen: |
dovecot |
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Originalnachricht |
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This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --ZMPvxigVxFn1OoHPwDeKCjyzGQMcyoY87 Content-Type: multipart/mixed; boundary="G5L5lcTbnjPNZ3CEGg0BxNfjwYHv4LKbw"; protected-headers="v1" From: Marc Deslauriers <marc.deslauriers@canonical.com> Reply-To: Ubuntu Security <security@ubuntu.com> To: ubuntu-security-announce@lists.ubuntu.com Message-ID: <75ff4972-02f7-0b7b-769d-9098f4a312a6@canonical.com> Subject: [USN-3961-1] Dovecot vulnerabilities
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========================================================================== Ubuntu Security Notice USN-3961-1 April 30, 2019
dovecot vulnerabilities ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 19.04 - Ubuntu 18.10
Summary:
Dovecot could be made to crash if it received specially crafted network traffic.
Software Description: - dovecot: IMAP and POP3 email server
Details:
It was discovered that the Dovecot Submission login service incorrectly handled certain operations. A remote attacker could possibly use this issue to cause Dovecot to crash, resulting in a denial of service.
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 19.04: dovecot-core 1:2.3.4.1-1ubuntu2.2 dovecot-submissiond 1:2.3.4.1-1ubuntu2.2
Ubuntu 18.10: dovecot-core 1:2.3.2.1-1ubuntu3.4 dovecot-submissiond 1:2.3.2.1-1ubuntu3.4
In general, a standard system update will make all the necessary changes.
References: https://usn.ubuntu.com/usn/usn-3961-1 CVE-2019-11494, CVE-2019-11499
Package Information: https://launchpad.net/ubuntu/+source/dovecot/1:2.3.4.1-1ubuntu2.2 https://launchpad.net/ubuntu/+source/dovecot/1:2.3.2.1-1ubuntu3.4
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