X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/71ccaf07510319a1366cd459295d63a6320c50b0..72b5ef2c5fb01751992c9400afe2690da5df611f:/doc/security.mdwn diff --git a/doc/security.mdwn b/doc/security.mdwn index d9e0f655b..29ae7d4b3 100644 --- a/doc/security.mdwn +++ b/doc/security.mdwn @@ -149,7 +149,7 @@ option. ## XSS holes in CGI output -ikiwiki has not yet been audited to ensure that all cgi script input/output +ikiwiki has been audited to ensure that all cgi script input/output is sanitised to prevent XSS attacks. For example, a user can't register with a username containing html code (anymore). @@ -356,9 +356,24 @@ allow the security hole to be exploited. ## javascript insertion via uris The htmlscrubber did not block javascript in uris. This was fixed by adding -a whitelist of valid uri types, which does not include javascript. +a whitelist of valid uri types, which does not include javascript. +([[cve CVE-2008-0809]]) Some urls specifyable by the meta plugin could also +theoretically have been used to inject javascript; this was also blocked +([[cve CVE-2008-0808]]). This hole was discovered on 10 February 2008 and fixed the same day -with the release of ikiwiki 2.31.1. A fix was also backported to Debian etch, -as version 1.33.4. I recommend upgrading to one of these versions if your -wiki can be edited by third parties. +with the release of ikiwiki 2.31.1. (And a few subsequent versions..) +A fix was also backported to Debian etch, as version 1.33.4. I recommend +upgrading to one of these versions if your wiki can be edited by third +parties. + +## Cross Site Request Forging + +Cross Site Request Forging could be used to constuct a link that would +change a logged-in user's password or other preferences if they clicked on +the link. It could also be used to construct a link that would cause a wiki +page to be modified by a logged-in user. + +These holes were discovered on 10 April 2008 and fixed the same day with +the release of ikiwiki 2.42. A fix was also backported to Debian etch, as +version 1.33.4. I recommend upgrading to one of these versions.