#VU42659 Cross-site scripting in Serendipity - CVE-2013-5314

Vulnerability identifier: #VU42659

Vulnerability risk: Low

CVSSv4.0: 5.5 [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:P/U:Clear]

CVE-ID: CVE-2013-5314

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Serendipity
Other software / Other software solutions

Vendor: s9y.org

Description

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

An input validation error exists in serendipity_admin_image_selector.php in Serendipity 1.6.2 and earlier when processing serendipity. 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
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Serendipity: 0.3 - 1.6.1

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External links
https://archives.neohapsis.com/archives/bugtraq/2013-07/0135.html
https://www.mavitunasecurity.com/xss-vulnerabilities-in-serendipity

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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. However, proof of concept for this vulnerability is available.