Code Injection in SensioLabs Symfony

1) Code Injection

EUVDB-ID: #VU41590

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2013-1397

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

Symfony 2.0.x before 2.0.22, 2.1.x before 2.1.7, and 2.2.x remote attackers to execute arbitrary PHP code via a serialized PHP object to the (1) Yaml::parse or (2) YamlParser::parse function, a different vulnerability than CVE-2013-1348.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Symfony: 2.0.0 - 2.2.11

CPE2.3

• cpe:2.3:a:sensiolabs:symfony:2.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:sensiolabs:symfony:2.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:sensiolabs:symfony:2.0.2:*:*:*:*:*:*:*

External links

https://secunia.com/advisories/51980
https://symfony.com/blog/security-release-symfony-2-0-22-and-2-1-7-released
https://www.securityfocus.com/bid/57574
https://exchange.xforce.ibmcloud.com/vulnerabilities/81551

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.