CVE-2010-5099
MEDIUM severity · CVSS 6.8 · Improper input validation
6.8CVSS MEDIUM
Summary
The fileDenyPattern functionality in the PHP file inclusion protection API in TYPO3 4.2.x before 4.2.16, 4.3.x before 4.3.9, and 4.4.x before 4.4.5 does not properly filter file types, which allows remote attackers to bypass intended access restrictions and access arbitrary PHP files, as demonstrated using path traversal sequences with %00 null bytes and CVE-2010-3714 to read the TYPO3 encryption key from localconf.php.
Impact & exploitability
Attack vectorNetwork
Attack complexity—
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)3%
AV:N/AC:M/Au:N/C:P/I:P/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://secunia.com/advisories/35770Advisory
- http://typo3.org/teams/security/security-bulletins/typo3-core/typo3-sa-2010-022/Advisory
- http://www.openwall.com/lists/oss-security/2011/01/13/2
- http://www.openwall.com/lists/oss-security/2012/05/10/7
- http://www.openwall.com/lists/oss-security/2012/05/11/3
- http://www.openwall.com/lists/oss-security/2012/05/12/5
- http://blog.nibblesec.org/2010/12/typo3-sa-2010-020-typo3-sa-2010-022.htmlExploit
- http://www.exploit-db.com/exploits/15856Exploit