Bug 481551 (CVE-2008-5984) - CVE-2008-5984 dia: untrusted python modules search path
Summary: CVE-2008-5984 dia: untrusted python modules search path
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2008-5984
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL: http://bugs.debian.org/cgi-bin/bugrep...
Whiteboard:
Depends On: CVE-2008-5983
Blocks:
TreeView+ depends on / blocked
 
Reported: 2009-01-26 10:17 UTC by Jan Lieskovsky
Modified: 2019-09-29 12:28 UTC (History)
3 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Clone Of:
Environment:
Last Closed: 2015-08-22 15:07:07 UTC


Attachments (Terms of Use)

Description Jan Lieskovsky 2009-01-26 10:17:39 UTC
Untrusted search path vulnerability in dia's Python plug-in alows local
users to execute arbitrary code via a Trojan horse Python file in
the current working directory, related to an erroneous setting of sys.path
by the PySys_SetArgv function.

References:
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=504251

Test case and more discussion about this issue (and reason's why it can't
be fixed in Python is available at):
http://www.nabble.com/Bug-484305%3A-bicyclerepair%3A-bike.vim-imports-untrusted-python-files-from-cwd-td18848099.html

Proposed patch:
http://bugs.debian.org/cgi-bin/bugreport.cgi?msg=5;filename=pythonpath.diff;att=1;bug=504251

Comment 1 Jan Lieskovsky 2009-01-26 10:21:38 UTC
This issue affects all versions of the dia package, as shipped with Red Hat
Enterprise Linux 2.1 and 4.

The Red Hat Security Response Team has rated this issue as having low security
impact, a future update may address this flaw.  More information regarding
issue severity can be found here:
http://www.redhat.com/security/updates/classification/

Comment 2 Jan Lieskovsky 2009-01-26 10:22:44 UTC
This issue affects all versions of the dia package, as shipped with Fedora
releases of 9, 10 and devel.

Please fix.

Comment 3 Caolan McNamara 2009-01-26 22:58:57 UTC
F-9, F-10 & devel pushed

Comment 4 Fedora Update System 2009-01-27 01:46:05 UTC
dia-0.96.1-9.fc10 has been pushed to the Fedora 10 stable repository.  If problems still persist, please make note of it in this bug report.

Comment 5 Fedora Update System 2009-01-27 01:57:10 UTC
dia-0.96.1-7.fc9 has been pushed to the Fedora 9 stable repository.  If problems still persist, please make note of it in this bug report.

Comment 6 Jan Lieskovsky 2009-01-28 10:28:13 UTC
Common Vulnerabilities and Exposures assigned an identifier CVE-2008-5984 to
this vulnerability:

Untrusted search path vulnerability in the Python plugin in Dia
0.96.1, and possibly other versions, allows local users to execute
arbitrary code via a Trojan horse Python file in the current working
directory, related to a vulnerability in the PySys_SetArgv function
(CVE-2008-5983).

References:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5984
http://www.openwall.com/lists/oss-security/2009/01/26/2
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=504251
http://www.securityfocus.com/bid/33448
http://secunia.com/advisories/33672
http://xforce.iss.net/xforce/xfdb/48262

Comment 7 Jan Lieskovsky 2009-01-29 11:29:11 UTC
More explanation why this issue wasn't fixed in Python yet, can be
found here:

https://bugzilla.redhat.com/show_bug.cgi?id=482814#c1

here:

https://bugzilla.redhat.com/show_bug.cgi?id=482814#c4

and here:

https://bugzilla.redhat.com/show_bug.cgi?id=482814#c5

Looks like the Python fix won't come anytime soon, so please
fix the issue in the package, till we find the proper Python solution.

Ray Strode's test case to check the work of the fix can be found here:

https://bugzilla.redhat.com/show_bug.cgi?id=481556#c8


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