Package: roundup
Version: 1.2.1-5+etch2
Severity: grave
Tags: security
Justification: user security hole

Hi,

Daniel Diniz discovered that EditCSVAction does not include appropriate
permission checks allowing any user to edit any item in a class she has
create / edit privileges for. This includes, amongst others, modifying
content of existing messages or issues, changing user settings or adding
roles to existing users which allows to gain admin privileges

The attack may be done using specially crafted but simple URLs. I'm not
adding an example since I'm not sure this should be made public yet. I
will provide examples to the package maintainer and the security team on
request though.

See upstream issue 2550521 [1] for more details and the original report
by Daniel - that issue mentions editing saved queries only though as the
real impact of the bug was not known at that time.

Afaik, there is no CVE for this issue yet.

Cheers,
Sebastian

[1] http://issues.roundup-tracker.org/issue2550521

-- 
Sebastian "tokkee" Harl +++ GnuPG-ID: 0x8501C7FC +++ http://tokkee.org/

Those who would give up Essential Liberty to purchase a little Temporary
Safety, deserve neither Liberty nor Safety.         -- Benjamin Franklin

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