The remote host is missing an update to the system as announced in the referenced advisory.

Update your system with the appropriate patches or software upgrades. http://secunia.com/advisories/33617/ http://typo3.org/teams/security/security-bulletins/typo3-sa-2009-001/ http://www.vuxml.org/freebsd/653606e9-f6ac-11dd-94d9-0030843d3802.html

The following package is affected: typo3 CVE-2009-0255 The System extension Install tool in TYPO3 4.0.0 through 4.0.9, 4.1.0 through 4.1.7, and 4.2.0 through 4.2.3 creates the encryption key with an insufficiently random seed, which makes it easier for attackers to crack the key. CVE-2009-0256 Session fixation vulnerability in the authentication library in TYPO3 4.0.0 through 4.0.9, 4.1.0 through 4.1.7, and 4.2.0 through 4.2.3 allows remote attackers to hijack web sessions via unspecified vectors related to (1) frontend and (2) backend authentication. CVE-2009-0257 Multiple cross-site scripting (XSS) vulnerabilities in TYPO3 4.0.0 through 4.0.9, 4.1.0 through 4.1.7, and 4.2.0 through 4.2.3 allow remote attackers to inject arbitrary web script or HTML via the (1) name and (2) content of indexed files to the (a) Indexed Search Engine (indexed_search) system extension (b) unspecified test scripts in the ADOdb system extension and (c) unspecified vectors in the Workspace module. CVE-2009-0258 The Indexed Search Engine (indexed_search) system extension in TYPO3 4.0.0 through 4.0.9, 4.1.0 through 4.1.7, and 4.2.0 through 4.2.3 allows remote attackers to execute arbitrary commands via a crafted filename containing shell metacharacters, which is not properly handled by the command-line indexer.