Date: Tue, 6 May 2008 16:08:58 GMT From: Roger Marquis <marquis@roble.com> To: freebsd-gnats-submit@FreeBSD.org Subject: ports/123468: Postgrey information leak, privacy issue Message-ID: <200805061608.m46G8wL9090257@www.freebsd.org> Resent-Message-ID: <200805061610.m46GA19m098184@freefall.freebsd.org>
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>Number: 123468
>Category: ports
>Synopsis: Postgrey information leak, privacy issue
>Confidential: no
>Severity: non-critical
>Priority: low
>Responsible: freebsd-ports-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Tue May 06 16:10:01 UTC 2008
>Closed-Date:
>Last-Modified:
>Originator: Roger Marquis
>Release: 6.2-REL
>Organization:
>Environment:
6.2-RELEASE amd-64
>Description:
The postgrey application inserts a referral URL into transient (451) reject messages which identifies the recipient domain (%r) to the URL basename postgrey.schweikert.ch. This is an undocumented privacy issue.
>How-To-Repeat:
cd /usr/ports/mail/postgrey
make install
>Fix:
--- /dev/null 2008-05-06 08:31:56.000000000 -0700
+++ /usr/local/sbin/postgrey 2008-05-06 08:32:11.000000000 -0700
@@ -579,7 +579,7 @@
$opt{'auto-whitelist-clients'} : 5) : 5,
retry_window => $retry_window,
greylist_action => $opt{'greylist-action'} || 'DEFER_IF_PERMIT',
- greylist_text => $opt{'greylist-text'} || 'Greylisted, see http://postgrey.schweikert.ch/help/%r.html',
+ greylist_text => $opt{'greylist-text'} || 'Greylisted, see http://postgrey.schweikert.ch/help/',
whitelist_clients_files => $opt{'whitelist-clients'} ||
[ "$CONFIG_DIR/postgrey_whitelist_clients" ,
"$CONFIG_DIR/postgrey_whitelist_clients.local" ],
>Release-Note:
>Audit-Trail:
>Unformatted:
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