#VU45377 Input validation error in Smarty - CVE-2010-4725

Vulnerability identifier: #VU45377

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2010-4725

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Smarty
Web applications / CMS

Vendor: smarty.php.net

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Smarty before 3.0.0 RC3 does not properly handle an on value of the asp_tags option in the php.ini file, which has unspecified impact and remote attack vectors.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Smarty: 1.0 b - 1.0, 1.1.0, 1.2.0 - 1.2.2, 1.3.0 - 1.3.2, 1.4.0 - 1.4.6, 1.5.0 - 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 - 2.4.2, 2.5.0, 2.6.0 - 2.6.26, 3.0.0

---

External links
https://smarty-php.googlecode.com/svn/trunk/distribution/change_log.txt

---

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.