Debian: 2020-1: ikiwiki: insufficient input sanitiza
Posted by Benjamin D. Thomas   
Debian Ivan Shmakov discovered that the htmlscrubber component of ikwiki, a wiki compiler, performs insufficient input sanitization on data:image/svg+xml URIs. As these can contain script code this can be used by an attacker to conduct cross-site scripting attacks. [More...]
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Debian Security Advisory DSA-2020-1                    security@debian.org
http://www.debian.org/security/                                 Nico Golde
March 20th, 2010                        http://www.debian.org/security/faq
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Package        : ikiwiki
Vulnerability  : insufficient input sanitization
Problem type   : local/remote
Debian-specific: no
Debian bug     : none
CVE ID         : none assigned yet

Ivan Shmakov discovered that the htmlscrubber component of ikwiki, a wiki
compiler, performs insufficient input sanitization on data:image/svg+xml
URIs.  As these can contain script code this can be used by an attacker
to conduct cross-site scripting attacks.


For the stable distribution (lenny), this problem has been fixed in
version 2.53.5.

For the testing distribution (squeeze), this problem has been fixed in
version 3.20100312.

For the unstable distribution (sid), this problem has been fixed in
version 3.20100312.

Upgrade instructions
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wget url
        will fetch the file for you
dpkg -i file.deb
        will install the referenced file.

If you are using the apt-get package manager, use the line for
sources.list as given below:

apt-get update
        will update the internal database
apt-get upgrade
        will install corrected packages

You may use an automated update by adding the resources from the
footer to the proper configuration.


Debian GNU/Linux 5.0 alias lenny
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Debian (stable)
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Stable updates are available for alpha, amd64, arm, armel, hppa, i386, ia64, mips, mipsel, powerpc, s390 and sparc.

Source archives:

  http://security.debian.org/pool/updates/main/i/ikiwiki/ikiwiki_2.53.5.dsc
    Size/MD5 checksum:     1736 cf65b7fa1ea53f80088e5e7a24bf4f28
  http://security.debian.org/pool/updates/main/i/ikiwiki/ikiwiki_2.53.5.tar.gz
    Size/MD5 checksum:   771947 1c05117599045714fc477f757c675478

Architecture independent packages:

  http://security.debian.org/pool/updates/main/i/ikiwiki/ikiwiki_2.53.5_all.deb
    Size/MD5 checksum:   918452 ae67075b982fd6b19adca30f2393ee9a


  These files will probably be moved into the stable distribution on
  its next update.

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For apt-get: deb http://security.debian.org/ stable/updates main
For dpkg-ftp: ftp://security.debian.org/debian-security dists/stable/updates/main
Mailing list: debian-security-announce@lists.debian.org
Package info: `apt-cache show ' and http://packages.debian.org/
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