#VU44062 Cross-site scripting in TYPO3 - CVE-2010-5100

Vulnerability identifier: #VU44062

Vulnerability risk: Low

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

CVE-ID: CVE-2010-5100

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
TYPO3
Web applications / CMS

Vendor: TYPO3

Description

The vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data when processing data passed via unspecified vectors. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation
Install update from vendor's website.

Vulnerable software versions

TYPO3: 4.2 - 4.4.4

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External links
https://secunia.com/advisories/35770
https://typo3.org/teams/security/security-bulletins/typo3-core/typo3-sa-2010-022/
https://www.openwall.com/lists/oss-security/2011/01/13/2
https://www.openwall.com/lists/oss-security/2012/05/10/7
https://www.openwall.com/lists/oss-security/2012/05/11/3
https://www.osvdb.org/70120
https://www.securityfocus.com/bid/45470
https://exchange.xforce.ibmcloud.com/vulnerabilities/64181

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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.