Cross-site request forgery in Debian Linux - CVE-2019-16993
Published: September 30, 2019 / Updated: August 8, 2020
Debian Linux
Detailed vulnerability description
The vulnerability allows a remote attacker to perform cross-site request forgery attacks.
The vulnerability exists due to insufficient validation of the HTTP request origin. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.
How to mitigate CVE-2019-16993
Sources
- https://github.com/phpbb/phpbb/commit/18abef716ecf42a35416444f3f84f5459d573789
- https://lists.debian.org/debian-lts-announce/2019/09/msg00036.html
- https://lists.debian.org/debian-lts-announce/2019/10/msg00006.html
- https://www.phpbb.com/community/viewtopic.php?t=2352606
- https://www.phpbb.com/support/documents.php?mode=changelog&version=3#v317