#VU40968 Input validation error in TYPO3 - CVE-2014-9509

Vulnerability identifier: #VU40968

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2014-9509

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
TYPO3
Web applications / CMS

Vendor: TYPO3

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

The frontend rendering component in TYPO3 4.5.x before 4.5.39, 4.6.x through 6.2.x before 6.2.9, and 7.x before 7.0.2, when config.prefixLocalAnchors is set to all or cached, allows remote attackers to have an unspecified impact (possibly resource consumption) via a "Cache Poisoning" attack using a URL with arbitrary arguments, which triggers a reload of the page.

Mitigation
Install update from vendor's website.

Vulnerable software versions

TYPO3: 4.5.0 - 4.7.20, 6.0 - 6.2.8, 7.0.0 - 7.0.1

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External links
https://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2014-003/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.