USN-4643-1: atftp vulnerabilities
24 November 2020
atftp could be made to crash or run programs if it received specially crafted network traffic.
Releases
Packages
- atftp - Advanced TFTP Server and Client
Details
It was discovered that atftp's FTP server did not properly handler certain
input. An attacker could use this to to cause a denial of service (crash)
or possibly execute arbitrary code. (CVE-2019-11365)
It was discovered that atftp's FTP server did not make proper use of
mutexes when locking certain data structures. An attacker could use this to
cause a denial of service via a NULL pointer dereference. (CVE-2019-11366)
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 16.04
In general, a standard system update will make all the necessary changes.