passwordauth: prevent authentication bypass via multiple name parameters

[git.ikiwiki.info.git] / doc / security.mdwn

diff --git a/doc/security.mdwn b/doc/security.mdwn
index 53222a3a63d4a352b842f4aed006ca6484376b60..c3b62cd3c6395fb9072071f8f15da3af4679f542 100644 (file)
--- a/doc/security.mdwn
+++ b/doc/security.mdwn
@@ -466,11 +466,34 @@ with the comments plugin enabled. ([[!cve CVE-2011-0428]])
 
 ## possible javascript insertion via insufficient htmlscrubbing of alternate stylesheets
 
 
 ## possible javascript insertion via insufficient htmlscrubbing of alternate stylesheets
 

-Tango noticed that 'meta stylesheet` directives allowed anyone
+Giuseppe Bilotta noticed that 'meta stylesheet` directives allowed anyone

 who could upload a malicious stylesheet to a site to add it to a
 who could upload a malicious stylesheet to a site to add it to a

-page as an alternate stylesheet. In order to be exploited, the user
-would have to select the alternative stylesheet in their browser.
+page as an alternate stylesheet, or replacing the default stylesheet.

 
 This hole was discovered on 28 Mar 2011 and fixed the same hour with
 
 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.
+the release of ikiwiki 3.20110328. A fix was backported to Debian squeeze,
+as version 3.20100815.6. An upgrade is recommended for sites that have
+untrusted committers, or have the attachments plugin enabled.
+([[!cve CVE-2011-1401]])
+
+## tty hijacking via ikiwiki-mass-rebuild
+
+Ludwig Nussel discovered a way for users to hijack root's tty when
+ikiwiki-mass-rebuild was run. Additionally, there was some potential
+for information disclosure via symlinks. ([[!cve CVE-2011-1408]])
+
+This hole was discovered on 8 June 2011 and fixed the same day with
+the release of ikiwiki 3.20110608. Note that the fix is dependant on
+a version of su that has a similar hole fixed. Version 4.1.5 of the shadow
+package contains the fixed su; [[!debbug 628843]] tracks fixing the hole in
+Debian. An upgrade is a must for any sites that have `ikiwiki-update-wikilist`
+installed suid (not the default), and whose admins run `ikiwiki-mass-rebuild`.
+
+## javascript insertion via meta tags
+
+Raúl Benencia discovered an additional XSS exposure in the meta plugin.
+([[!cve CVE-2012-0220]])
+
+This hole was discovered on 16 May 2012 and fixed the same day with
+the release of ikiwiki 3.20120516. A fix was backported to Debian squeeze,
+as version 3.20100815.9. An upgrade is recommended for all sites.