Executive Summary

Title Dovecot vulnerability
Name USN-4110-2 First vendor Publication 2019-08-28
Vendor Ubuntu Last vendor Modification 2019-08-28
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
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Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores


A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 14.04 ESM - Ubuntu 12.04 ESM


Dovecot could be made to crash or execute arbitrary code if it received a specially crafted data.

Software Description: - dovecot: IMAP and POP3 email server


USN-4110-1 fixed a vulnerability in Dovecot. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.

Original advisory details:

Nick Roessler and Rafi Rubin discovered that Dovecot incorrectly
handled certain data. An attacker could possibly use this issue
to cause a denial of service or execute arbitrary code.

Update instructions:

The problem can be corrected by updating your system to the following package versions:

Ubuntu 14.04 ESM:
dovecot-core 1:2.2.9-1ubuntu2.6+esm1

Ubuntu 12.04 ESM:
dovecot-core 1:2.0.19-0ubuntu2.7

In general, a standard system update will make all the necessary changes.


Original Source

Url : http://www.ubuntu.com/usn/USN-4110-2

Alert History

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Date Informations
2019-08-28 17:19:00
  • First insertion