Directory traversal vulnerability in the _get_file_path function in (1) lib/sessions.py in CherryPy 3.0.x up to 3.0.2, (2) filter/sessionfilter.py in CherryPy 2.1, and (3) filter/sessionfilter.py in CherryPy 2.x allows remote attackers to create or delete arbitrary files, and possibly read and write portions of arbitrary files, via a crafted session id in a cookie.

References

• https://nvd.nist.gov/vuln/detail/CVE-2008-0252
• https://bugs.gentoo.org/show_bug.cgi?id=204829
• https://issues.rpath.com/browse/RPL-2127
• https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00240.html
• https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00297.html
• http://secunia.com/advisories/28353
• http://secunia.com/advisories/28354
• http://secunia.com/advisories/28611
• http://secunia.com/advisories/28620
• http://secunia.com/advisories/28769
• http://security.gentoo.org/glsa/glsa-200801-11.xml
• http://www.cherrypy.org/changeset/1774
• http://www.cherrypy.org/changeset/1775
• http://www.cherrypy.org/changeset/1776
• http://www.cherrypy.org/ticket/744
• http://www.debian.org/security/2008/dsa-1481
• http://www.securityfocus.com/archive/1/487001/100/0/threaded
• http://www.securityfocus.com/bid/27181
• http://www.vupen.com/english/advisories/2008/0039
• cherrypy/cherrypy@37b856e