Unspecified vulnerability in the Extension Manager in TYPO3 4.2.x before 4.2.15, 4.3.x before 4.3.7, and 4.4.x before 4.4.4 allows remote authenticated administrators to read and possibly modify arbitrary files via a crafted parameter, a different vulnerability than CVE-2010-3714.
http://www.securityfocus.com/bid/43786
http://www.debian.org/security/2010/dsa-2121
http://typo3.org/teams/security/security-bulletins/typo3-sa-2010-020/