From venglin@freebsd.lublin.pl  Wed Apr  4 13:34:52 2001
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Date: 4 Apr 2001 20:34:35 -0000
From: venglin@freebsd.lublin.pl
Reply-To: venglin@freebsd.lublin.pl
To: FreeBSD-gnats-submit@freebsd.org
Subject: [SECURITY] ntpd(8) is vulnerable to remote buffer overflow
X-Send-Pr-Version: 3.2

>Number:         26358
>Category:       bin
>Synopsis:       [SECURITY] ntpd(8) is vulnerable to remote buffer overflow
>Confidential:   no
>Severity:       serious
>Priority:       high
>Responsible:    freebsd-bugs
>State:          closed
>Quarter:        
>Keywords:       
>Date-Required:  
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Wed Apr 04 13:40:00 PDT 2001
>Closed-Date:    Wed Apr 4 16:07:30 PDT 2001
>Last-Modified:  Wed Apr 04 16:07:56 PDT 2001
>Originator:     Przemyslaw Frasunek
>Release:        FreeBSD 4.2-STABLE i386
>Organization:
czuby.net
>Environment:

	ntpd shipped with FreeBSD 4.2-STABLE.

>Description:

	There is a remote exploitable buffer overflow, allowing to gain root
	privileges in all versions of ntpd (Network Time Protocol Daemon).
	Overflow occurs, when daemon builds response for malicious packet.

>How-To-Repeat:

	Proof of concept code: http://www.frasunek.com/sources/security/ntpdx.c

>Fix:

	Unknown.
>Release-Note:
>Audit-Trail:
State-Changed-From-To: open->closed 
State-Changed-By: phk 
State-Changed-When: Wed Apr 4 16:07:30 PDT 2001 
State-Changed-Why:  
Fixed. 

A private notice to security-officer@freebsd.org would have been better. 


http://www.freebsd.org/cgi/query-pr.cgi?pr=26358 
>Unformatted:
