Several vulnerabilities have been found in the Apache HTTPD server.
Fabrice Perez reported that certain mod_rewrite configurations are
prone to an open redirect.
Chamal De Silva discovered that the mod_proxy_ftp module uses
uninitialized memory when proxying to a malicious FTP backend.
Felix Wilhelm discovered that a specially crafted value for the
'Cache-Digest' header in a HTTP/2 request could cause a crash when
the server actually tries to HTTP/2 PUSH a resource afterwards.
Felix Wilhelm reported a buffer overflow flaw in the mod_proxy_uwsgi
module which could result in information disclosure or potentially
remote code execution.
Felix Wilhelm reported that when trace/debug was enabled for the
HTTP/2 module certain traffic edge patterns can cause logging
statements on the wrong connection, causing concurrent use of
For the stable distribution (buster), these problems have been fixed in
We recommend that you upgrade your apache2 packages.