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Date: Thu, 15 Nov 2012 14:19:01 -0700
From: Kurt Seifried <kseifried@...hat.com>
To: oss-security@...ts.openwall.com
CC: Jan Lieskovsky <jlieskov@...hat.com>,
        "Steven M. Christey" <coley@...us.mitre.org>,
        Petr Pisar <ppisar@...hat.com>, Mark Stosberg <mark@...mersault.com>
Subject: Re: CVE Request -- perl-CGI: Newline injection due
 to improper CRLF escaping in Set-Cookie and P3P headers

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Hash: SHA1

On 11/15/2012 07:47 AM, Jan Lieskovsky wrote:
> Hello Kurt, Steve, vendors,
> 
> a security flaw was found in the way CGI.pm, a Perl module to 
> handle Common Gateway Interface requests and responses, performed 
> sanitization of values to be used for Set-Cookie and P3P headers. 
> If a Perl CGI.pm module based CGI application reused cookies
> values and accepted untrusted input from web browser(s), a remote
> attacker could use this flaw to in an unauthorized way alter member
> items of the cookie or add new items.
> 
> References: [1]
> http://cpansearch.perl.org/src/MARKSTOS/CGI.pm-3.63/Changes [2]
> https://github.com/markstos/CGI.pm/pull/23 [3]
> https://bugzilla.redhat.com/show_bug.cgi?id=877015
> 
> Could you allocate a CVE id for this?
> 
> Thank you && Regards, Jan. -- Jan iankko Lieskovsky / Red Hat
> Security Response Team
> 

Please use CVE-2012-5526 for this issue.

- -- 
Kurt Seifried Red Hat Security Response Team (SRT)
PGP: 0x5E267993 A90B F995 7350 148F 66BF 7554 160D 4553 5E26 7993
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