Debian Long Term Support / LTS Security Information / 2020 / Security Information -- DLA-2244-1 libphp-phpmailer

Debian Security Advisory

DLA-2244-1 libphp-phpmailer -- LTS security update

Date Reported:

11 Jun 2020

Affected Packages:

libphp-phpmailer

Vulnerable:

Yes

Security database references:

In Mitre's CVE dictionary: CVE-2020-13625.

More information:

It was discovered that there was an escaping issue in libphp-phpmailer, an email generation utility class for the PHP programming language.

The Content-Type and Content-Disposition headers could have permitted file attachments that bypassed attachment filters which match on filename extensions. For more information, please see the upstream announcement

• CVE-2020-13625

  PHPMailer before 6.1.6 contains an output escaping bug when the name of a file attachment contains a double quote character. This can result in the file type being misinterpreted by the receiver or any mail relay processing the message.

For Debian 8 Jessie, these problems have been fixed in version 5.2.9+dfsg-2+deb8u6.

We recommend that you upgrade your libphp-phpmailer packages.

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS