[USN-4598-1] LibEtPan vulnerability

Emilia Torino emilia.torino at canonical.com
Thu Oct 22 14:24:09 UTC 2020

Ubuntu Security Notice USN-4598-1
October 22, 2020

libetpan vulnerability

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

- Ubuntu 16.04 LTS


LibEtPan could be made to expose sensitive information over the network.

Software Description:
- libetpan: Mail Framework for C Language


It was discovered that LibEtPan incorrectly handled STARTTLS when using
IMAP, SMTP and POP3. A remote attacker could possibly use this issue
to perform a response injection attack. (CVE-2020-15953)

Update instructions:

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

Ubuntu 16.04 LTS:
  libetpan-dev                    1.6-1ubuntu0.1
  libetpan17                      1.6-1ubuntu0.1

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


Package Information:

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