It was discovered that the CGI module for Perl does not filter LF characters in the Set-Cookie and P3P headers, potentially allowing attackers to inject HTTP headers.

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Debian Security Advisory DSA-2587-1                   This email address is being protected from spambots. You need JavaScript enabled to view it.
	
http://www.debian.org/security/                                          
December 11, 2012                      http://www.debian.org/security/faq
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Package        : libcgi-pm-perl
Vulnerability  : HTTP header injection
Problem type   : remote
Debian-specific: no
CVE ID         : CVE-2012-5526
Debian Bug     : 693421

It was discovered that the CGI module for Perl does not filter LF
characters in the Set-Cookie and P3P headers, potentially allowing
attackers to inject HTTP headers.

For the stable distribution (squeeze), this problem has been fixed in
version 3.49-1squeeze2.

For the unstable distribution (sid), this problem has been fixed in
version 3.61-2.

We recommend that you upgrade your libcgi-pm-perl packages.

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: http://www.debian.org/security/

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