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Ubuntu Security Notice USN-6654-1
February 26, 2024
roundcube vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 23.10
- Ubuntu 22.04 LTS (Available with Ubuntu Pro)
- Ubuntu 20.04 LTS (Available with Ubuntu Pro)
- Ubuntu 18.04 LTS (Available with Ubuntu Pro)
- Ubuntu 16.04 LTS (Available with Ubuntu Pro)
Summary:
Roundcube Webmail could allow cross-site scripting (XSS) attacks.
Software Description:
- roundcube: skinnable AJAX based webmail solution for IMAP servers
Details:
It was discovered that Roundcube Webmail incorrectly sanitized characters
in the linkrefs text messages. An attacker could possibly use this issue to
execute a cross-site scripting (XSS) attack. (CVE-2023-43770)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 23.10:
  roundcube                       1.6.2+dfsg-1ubuntu0.1
  roundcube-core                  1.6.2+dfsg-1ubuntu0.1
Ubuntu 22.04 LTS (Available with Ubuntu Pro):
  roundcube                       1.5.0+dfsg.1-2ubuntu0.1~esm2
  roundcube-core                  1.5.0+dfsg.1-2ubuntu0.1~esm2
Ubuntu 20.04 LTS (Available with Ubuntu Pro):
  roundcube                       1.4.3+dfsg.1-1ubuntu0.1~esm3
  roundcube-core                  1.4.3+dfsg.1-1ubuntu0.1~esm3
Ubuntu 18.04 LTS (Available with Ubuntu Pro):
  roundcube                       1.3.6+dfsg.1-1ubuntu0.1~esm3
  roundcube-core                  1.3.6+dfsg.1-1ubuntu0.1~esm3
Ubuntu 16.04 LTS (Available with Ubuntu Pro):
  roundcube                       1.2~beta+dfsg.1-0ubuntu1+esm3
  roundcube-core                  1.2~beta+dfsg.1-0ubuntu1+esm3
In general, a standard system update will make all the necessary changes.
References:
  https://ubuntu.com/security/notices/USN-6654-1
  CVE-2023-43770
Package Information:
  https://launchpad.net/ubuntu/+source/roundcube/1.6.2+dfsg-1ubuntu0.1