Package: xymon
Version: 4.3.17-6+deb8u1
Severity: important
Tags: patch

Dear Maintainer,

the 4.3.17-6+deb8u1 release of the xymon package, uploaded as a security fix
for (among other things) CVE-2016-2058, presumably backported the fix from an
upstream development branch. The fix introduced a regression that renders parts
of the Xymon interface unusable for us.

Specifically, attempting to select "Edit critical systems" from the
"Administration" menu of the Xymon web interface results in a 500 Internal
Server Error, where one would instead expect Xymon's interface for editing the
list of critical systems.

Inspecting the Apache error logs reveal that the target CGI program (published
at the URI /xymon-seccgi/criticaleditor.sh, ultimate source code in
`web/criticaleditor.c`) enters into an infinite redirect loop, which causes
Apache to abort the request after 10 iterations (Apache's default value).

This issue was apparently fixed in `web/criticaleditor.c` by the upstream
revision r7949:

https://sourceforge.net/p/xymon/code/7949

We kindly ask you to consider amending the Debian stable package with this
upstream fix, as this was not a problem in stable until the security fix was
backported.


Best regards,
Morten Brekkevold

-- System Information:
Debian Release: 8.4
  APT prefers stable
  APT policy: (500, 'stable')
Architecture: amd64 (x86_64)

Kernel: Linux 3.16.0-4-amd64 (SMP w/4 CPU cores)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)

Versions of packages xymon depends on:
ii  debconf [debconf-2.0]  1.5.56
ii  libc-ares2             1.10.0-2
ii  libc6                  2.19-18+deb8u4
ii  libldap-2.4-2          2:2.4.31-2+nmu2-openssl
ii  libpcre3               2:8.35-3.3+deb8u4
ii  libpng12-0             1.2.50-2+deb8u2
ii  librrd4                1.4.8-1.2
ii  libssl1.0.0            1.0.1k-3+deb8u5
ii  perl                   5.20.2-3+deb8u6
ii  xymon-client           4.3.17-6+deb8u1

Versions of packages xymon recommends:
ii  apache2 [httpd-cgi]              2.4.10-10+deb8u5
ii  apache2-mpm-prefork [httpd-cgi]  2.4.10-10+deb8u5

Versions of packages xymon suggests:
ii  rrdtool  1.4.8-1.2

-- Configuration Files:
/etc/hobbit/hobbit-alerts.cfg 91932af181874afd170f50d208590315 [Errno 2] No 
such file or directory: u'/etc/hobbit/hobbit-alerts.cfg 
91932af181874afd170f50d208590315'
/etc/hobbit/hobbit-clients.cfg 504e0005c163ffcd970ca1d585c742eb [Errno 2] No 
such file or directory: u'/etc/hobbit/hobbit-clients.cfg 
504e0005c163ffcd970ca1d585c742eb'
/etc/hobbit/hobbitlaunch.cfg d7c98bc3d6a0e3ffbec8e27e124c9fb7 [Errno 2] No such 
file or directory: u'/etc/hobbit/hobbitlaunch.cfg 
d7c98bc3d6a0e3ffbec8e27e124c9fb7'
/etc/xymon/alerts.cfg changed [not included]
/etc/xymon/analysis.cfg changed [not included]
/etc/xymon/tasks.cfg changed [not included]

-- debconf information excluded

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