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Debian: DSA-2214-1 Critical: Ikikiwi Remote XSS Attack Alert

Tango discovered that ikiwiki, a wiki compiler, is not validating if the htmlscrubber plugin is enabled or not on a page when adding alternative stylesheets to pages. This enables an attacker who is able to upload custom stylesheets to add malicious stylesheets as an alternate . -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 - ------------------------------------------------------------------------- Debian Security Advisory DSA-2214-1 This email address is being protected from spambots. You need JavaScript enabled to view it. http://www.debian.org/security/ Nico Golde April 8, 2011 http://www.debian.org/security/faq - ------------------------------------------------------------------------- Package : ikiwiki Vulnerability : missing input validation Problem type : remote Debian-specific: no CVE ID : CVE-2011-1401 Tango discovered that ikiwiki, a wiki compiler, is not validating if the htmlscrubber plugin is enabled or not on a page when adding alternative stylesheets to pages. This enables an attacker who is able to upload custom stylesheets to add malicious stylesheets as an alternate stylesheet, or replace the default stylesheet, and thus conduct cross-site scripting attacks. The oldstable distribution (lenny), this problem has been fixed in version 2.53.6. For the stable distribution (squeeze), this problem has been fixed in version 3.20100815.7. For the testing distribution (wheezy), this problem has been fixed in version 3.20110328. For the testing distribution (sid), this problem has been fixed in version 3.20110328. We recommend that you upgrade your ikiwiki 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/ Mailing list: This email address is being protected from spambots. You need JavaScript enabled to view it. . The Debian security advisory DSA-2214-1 pertains to an identified vulnerability in ikiwiki that could be exploited by remote adversaries through the use of harmfulstylesheets.. Ikikiwi Security, Debian Updates, XSS Defense, Remote Attack Fix. . Severity: Critical. LinuxSecurity.com Team

Apr 08, 2011 •Critical Debian