Path traversal in Vtiger CRM

1) Path traversal

EUVDB-ID: #VU43623

Risk: Medium

CVSSv4.0: 5.5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2012-4867

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences in modules/com_vtiger_workflow/sortfieldsjson.php in vtiger CRM 5.1.0. A remote authenticated attacker can send a specially crafted HTTP request and remote attackers to read arbitrary files via a . (dot dot) in the module_name parameter.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Vtiger CRM: 5.1.0

CPE2.3

• cpe:2.3:a:vtiger:vtiger_crm:5.1.0:*:*:*:*:*:*:*

External links

https://packetstormsecurity.org/files/111075/Vtiger-5.1.0-Local-File-Inclusion.html
https://www.exploit-db.com/exploits/18635

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.