USN-6379-1: vsftpd vulnerability
18 September 2023
vsftpd could allow unintended access to network services.
Releases
Packages
- vsftpd - FTP server written for security
Details
It was discovered that vsftpd was vulnerable to the ALPACA TLS protocol
content confusion attack. A remote attacker could possibly use this issue
to redirect traffic from one subdomain to another.
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 20.04
This update uses a new upstream release, which includes additional bug
fixes. In general, a standard system update will make all the necessary
changes.
References
Related notices
- USN-5371-1: libnginx-mod-http-uploadprogress, libnginx-mod-http-fancyindex, libnginx-mod-nchan, libnginx-mod-http-geoip2, libnginx-mod-http-subs-filter, libnginx-mod-rtmp, libnginx-mod-http-auth-pam, libnginx-mod-http-geoip, nginx-common, nginx-extras, libnginx-mod-http-xslt-filter, libnginx-mod-http-headers-more-filter, libnginx-mod-http-echo, nginx-light, libnginx-mod-stream, libnginx-mod-http-ndk, libnginx-mod-http-cache-purge, nginx, nginx-core, libnginx-mod-http-lua, libnginx-mod-mail, libnginx-mod-http-dav-ext, libnginx-mod-http-perl, libnginx-mod-http-image-filter, libnginx-mod-stream-geoip2, libnginx-mod-http-upstream-fair, nginx-doc, nginx-full, libnginx-mod-stream-geoip
- USN-5371-2: libnginx-mod-http-uploadprogress, libnginx-mod-http-fancyindex, libnginx-mod-nchan, libnginx-mod-http-geoip2, libnginx-mod-http-subs-filter, libnginx-mod-rtmp, libnginx-mod-http-auth-pam, libnginx-mod-http-geoip, nginx-common, nginx-extras, libnginx-mod-http-xslt-filter, libnginx-mod-http-headers-more-filter, libnginx-mod-http-echo, nginx-light, libnginx-mod-stream, libnginx-mod-http-ndk, libnginx-mod-http-cache-purge, nginx, nginx-core, libnginx-mod-mail, libnginx-mod-http-dav-ext, libnginx-mod-http-perl, libnginx-mod-http-image-filter, libnginx-mod-stream-geoip2, libnginx-mod-http-upstream-fair, nginx-doc, nginx-full, libnginx-mod-stream-geoip