Vulnerability identifier: #VU44367

Vulnerability risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2012-0908

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
SimpleSAMLphp
Web applications / Other software

Vendor: SimpleSAMLphp

Description

Vulnerability allows a remote attacker to perform Cross-site scripting attacks.

An input validation error exists in logout.php in SimpleSAMLphp 1.8.1 and possibly other versions before 1.8.2 when processing link_href parameter. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security 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

SimpleSAMLphp: 0.4 - 1.8

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External links
http://code.google.com/p/simplesamlphp/issues/detail?id=468
http://osvdb.org/78255
http://secunia.com/advisories/47491
http://www.openwall.com/lists/oss-security/2012/01/20/20
http://www.securityfocus.com/bid/51372
http://exchange.xforce.ibmcloud.com/vulnerabilities/72313

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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.