Date: Wed, 14 Mar 2012 22:33:55 -0600 From: Kurt Seifried <kseifried@...hat.com> To: oss-security@...ts.openwall.com CC: Vincent Danen <vdanen@...hat.com> Subject: Re: Was a CVE ever assigned for Python SimpleHTTPServer.py XSS? On 03/14/2012 02:44 PM, Vincent Danen wrote: > I'm not sure if a CVE was ever assigned to this or not; it's an older > issue that's fixed in 2.5.x and 2.6.x (I suspect 2.7.x is fixed too, but > I cannot find a commit to be 100% sure). It sounds awfully familiar > though. grep -i SimpleHTTPServer allitems.csv shows nothing, nothing in mail folders, etc. Checked Google, some CVE's for SimpleHTTPServer show up but nothing like below. > A flaw was reported in Python's SimpleHTTPServer's list_directory() > function. Due to a missing charset parameter, if a user were to connect > to SimpleHTTPServer using IE7, which engages in encoding-sniffing and > can be tricked into interpretting the output as UTF7. Because of this, > an attacker could hide <script> tags in UTF7-encoded characters which do > not get quoted by cgi.encode(), allowing XSS attacks. > > This has been corrected upstream in version 2.6.7rc2 and 2.5.6c1. It > may be fixed in 2.7 as well, but I was unable to find a commit to match > it against. > > References: > http://bugs.python.org/issue11442 > http://svn.python.org/view/python/branches/release26-maint/Lib/SimpleHTTPServer.py?r1=66717&r2=88831&view=patch > > http://svn.python.org/view/python/branches/release25-maint/Lib/SimpleHTTPServer.py?r1=53148&r2=88815&view=patch > > https://bugzilla.redhat.com/show_bug.cgi?id=803500 Please use CVE-2011-4940 for this issue. -- Kurt Seifried Red Hat Security Response Team (SRT)
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