[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

system/1877: Reverse DNS query code in /sbin/rtquery is broken




>Number:         1877
>Category:       system
>Synopsis:       Reverse DNS query code in /sbin/rtquery is broken
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    bugs
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Thu Jun 14 20:00:01 MDT 2001
>Last-Modified:
>Originator:     Sean McCreary
>Organization:
--
Sean McCreary                        mccreary@cs.Colorado.EDU
      University of Colorado at Boulder, Department of Computer Science 
>Release:        OpenBSD 2.9
>Environment:
	
	System      : OpenBSD 2.9
	Architecture: OpenBSD.i386
	Machine     : i386
>Description:
	

These entries in rtquery output:

localhost.cs.colorado.edu (127.0.0.1): RIPv2 224 bytes
  128.138.192.192/26 metric  1           
  128.138.193.0/26   metric  2            nhop=cs-gw3-csops.cs.colorado.edu
  128.138.199.0/26   metric  2            nhop=cs-gw3-csops.cs.colorado.edu
  128.138.205.0/26   metric  2            nhop=cs-gw3-csops.cs.colorado.edu
  128.138.236.0/26   metric  2            nhop=cs-gw3-csops.cs.colorado.edu
  128.138.241.0/25   metric  2            nhop=cs-gw3-csops.cs.colorado.edu
  128.138.243.128/26 metric  2 cca2-gw.nottingham.ac.uk nhop=cs-gw3-csops.cs.colorado.edu
  128.138.243.0/25   metric  2            nhop=cs-gw3-csops.cs.colorado.edu
  128.138.242.0/24   metric  2 capp-net.cs.colorado.edu nhop=cs-gw3-csops.cs.colorado.edu
  128.138.244.0/25   metric  2            nhop=cs-gw3-csops.cs.colorado.edu
  0.0.0.0            metric  3 default    nhop=cs-gw3-csops.cs.colorado.edu

====================================
 produce the following DNS queries:

 PTR? 128.138.192.192.in-addr.arpa. (46)
 PTR? 0.128.138.193.in-addr.arpa. (44)
 PTR? 0.128.138.199.in-addr.arpa. (44)
 PTR? 0.128.138.205.in-addr.arpa. (44)
 PTR? 0.128.138.236.in-addr.arpa. (44)
 PTR? 0.128.138.241.in-addr.arpa. (44)
 PTR? 128.138.243.128.in-addr.arpa. (46)
 PTR? 0.128.138.243.in-addr.arpa. (44)
 PTR? 0.128.138.244.in-addr.arpa. (44)
 PTR? <M-LM-?M-_<S^B. (25)

>How-To-Repeat:
	

Run /sbin/rtquery against any router running RIP

>Fix:
	

>Audit-Trail:
>Unformatted: