drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Preisgabe von Informationen in Dovecot
Name: |
Preisgabe von Informationen in Dovecot |
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ID: |
USN-3881-1 |
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Distribution: |
Ubuntu |
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Plattformen: |
Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 18.10 |
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Datum: |
Di, 5. Februar 2019, 16:35 |
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Referenzen: |
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-3814 |
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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) --jIWVYaKtr4YrqFQ53A8HhOx5Q9yCtV2bT Content-Type: multipart/mixed; boundary="E7rrQJojo5XglO7mFJCWYmL9lbC6OpIg5"; 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: <3d2f8b66-ef62-6183-635a-31fa75cfb412@canonical.com> Subject: [USN-3881-1] Dovecot vulnerability
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========================================================================== Ubuntu Security Notice USN-3881-1 February 05, 2019
dovecot 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:
Dovecot could be made to expose sensitive information over the network.
Software Description: - dovecot: IMAP and POP3 email server
Details:
It was discovered that Dovecot incorrectly handled client certificates. A remote attacker in possession of a valid certificate with an empty username field could possibly use this issue to impersonate other users.
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 18.10: dovecot-core 1:2.3.2.1-1ubuntu3.1
Ubuntu 18.04 LTS: dovecot-core 1:2.2.33.2-1ubuntu4.2
Ubuntu 16.04 LTS: dovecot-core 1:2.2.22-1ubuntu2.9
Ubuntu 14.04 LTS: dovecot-core 1:2.2.9-1ubuntu2.5
In general, a standard system update will make all the necessary changes.
References: https://usn.ubuntu.com/usn/usn-3881-1 CVE-2019-3814
Package Information: https://launchpad.net/ubuntu/+source/dovecot/1:2.3.2.1-1ubuntu3.1 https://launchpad.net/ubuntu/+source/dovecot/1:2.2.33.2-1ubuntu4.2 https://launchpad.net/ubuntu/+source/dovecot/1:2.2.22-1ubuntu2.9 https://launchpad.net/ubuntu/+source/dovecot/1:2.2.9-1ubuntu2.5
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