Cross-site scripting in smarty.php.net Smarty



Published: 2012-08-14 | Updated: 2020-08-11
Risk Low
Patch available NO
Number of vulnerabilities 1
CVE ID CVE-2012-4277
CWE ID CWE-79
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Smarty
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Vendor smarty.php.net

Security Advisory

This security advisory describes one low risk vulnerability.

1) Cross-site scripting

Risk: Low

CVSSv3.1: 4.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:U/RC:C] [PCI]

CVE-ID: CVE-2012-4277

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

Vulnerability allows a remote attacker to perform XSS attacks.

The vulnerability is caused by an input validation error in the smarty_function_html_options_optoutput function in distribution/libs/plugins/function.html_options.php in Smarty before 3.1.8. 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

Smarty: 1.0, 1.0 b, 1.0a, 1.1.0, 1.2.0, 1.2.1, 1.2.2, 1.3.0, 1.3.1, 1.3.2, 1.4.0, 1.4.1, 1.4.2, 1.4.3, 1.4.4, 1.4.5, 1.4.6, 1.5.0, 1.5.1, 1.5.2, 2.0.0, 2.0.1, 2.1.0, 2.1.1, 2.2.0, 2.3.0, 2.3.1, 2.4.0, 2.4.1, 2.4.2, 2.5.0, 2.6.0, 2.6.1, 2.6.2, 2.6.3, 2.6.4, 2.6.5, 2.6.6, 2.6.7, 2.6.9, 2.6.10, 2.6.11, 2.6.12, 2.6.13, 2.6.14, 2.6.15, 2.6.16, 2.6.17, 2.6.18, 2.6.20, 2.6.22, 2.6.24, 2.6.25, 2.6.26, 3.0.0, 3.0.1, 3.0.2, 3.0.3, 3.0.4, 3.0.5, 3.0.6, 3.0.7, 3.1, 3.1.0, 3.1.1, 3.1.2, 3.1.3, 3.1.4, 3.1.5, 3.1.6

CPE External links

http://code.google.com/p/smarty-php/issues/detail?id=98&can=1
http://code.google.com/p/smarty-php/source/detail?r=4612
http://secunia.com/advisories/49164
http://smarty-php.googlecode.com/svn/trunk/distribution/change_log.txt
http://www.securitytracker.com/id?1027061

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.



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