Input validation error in Magento, Magento Open Source

1) Input validation error

EUVDB-ID: #VU43362

Risk: Medium

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

CVE-ID: CVE-2011-5240

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

Magento 1.5 and 1.6.2 does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Magento Open Source: 1.5 - 1.6.2

CPE2.3

• cpe:2.3:a:adobe:magento:*:*:*:*:*:*:*:*
• cpe:2.3:a:adobe:magento:1.6.2:*:*:*:*:*:*:*

External links

https://www.unrest.ca/peerjacking

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.