Vulnerability identifier: #VU43622

Vulnerability risk: Low

CVSSv3.1: 5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:U/RC:C]

CVE-ID: CVE-2012-2741

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
PHPlist
Web applications / Other software

Vendor: phplist.com

Description

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

An input validation error exists in public_html/lists/admin/ in phpList before 2.10.18 when processing num parameter in a reconcileusers action. 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

PHPlist: 2.10.1 - 2.10.16

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External links
http://securitytracker.com/id?1027181
http://www.exploit-db.com/exploits/18639
http://www.openwall.com/lists/oss-security/2012/06/16/1
http://www.openwall.com/lists/oss-security/2012/06/17/2
http://www.securityfocus.com/bid/52657
http://www.zeroscience.mk/en/vulnerabilities/ZSL-2012-5081.php
http://mantis.phplist.com/view.php?id=16557
http://www.phplist.com/?lid=567

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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.