X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/0ea5f43790fe2ce3cc40e9513191e72c67a1ee51..f1ed839608e13c06e2ea5a0e9347c2006608fd7a:/doc/security.mdwn diff --git a/doc/security.mdwn b/doc/security.mdwn index 33b199247..353854656 100644 --- a/doc/security.mdwn +++ b/doc/security.mdwn @@ -22,8 +22,8 @@ this would be to limit web commits to those done by a certain user. ## other stuff to look at -I need to audit the git backend a bit, and have been meaning to -see if any CRLF injection type things can be done in the CGI code. +I have been meaning to see if any CRLF injection type things can be +done in the CGI code. ---- @@ -441,7 +441,7 @@ A fix was also backported to Debian etch, as version 2.53.5. I recommend upgrading to one of these versions if your wiki can be edited by third parties. -## javascript insertation via insufficient htmlscrubbing of comments +## javascript insertion via insufficient htmlscrubbing of comments Kevin Riggle noticed that it was not possible to configure `htmlscrubber_skip` to scrub comments while leaving unscubbed the text @@ -449,7 +449,28 @@ of eg, blog posts. Confusingly, setting it to "* and !comment(*)" did not scrub comments. Additionally, it was discovered that comments' html was never scrubbed during -preview or moderation of comments. +preview or moderation of comments with such a configuration. These problems were discovered on 12 November 2010 and fixed the same -hour with the release of ikiwiki 3.20101112. +hour with the release of ikiwiki 3.20101112. ([[!cve CVE-2010-1673]]) + +## javascript insertion via insufficient checking in comments + +Dave B noticed that attempting to comment on an illegal page name could be +used for an XSS attack. + +This hole was discovered on 22 Jan 2011 and fixed the same day with +the release of ikiwiki 3.20110122. A fix was backported to Debian squeeze, +as version 3.20100815.5. An upgrade is recommended for sites +with the comments plugin enabled. ([[!cve CVE-2011-0428]]) + +## possible javascript insertion via insufficient htmlscrubbing of alternate stylesheets + +Giuseppe Bilotta noticed that 'meta stylesheet` directives allowed anyone +who could upload a malicious stylesheet to a site to add it to a +page as an alternate stylesheet, or replacing the default stylesheet. + +This hole was discovered on 28 Mar 2011 and fixed the same hour with +the release of ikiwiki 3.20110328. An upgrade is recommended for sites +that have untrusted committers, or have the attachments plugin enabled. +([[!cve CVE-2011-1401]])