CVE-2011-5240: Input Validation
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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2011-5240?
CVE-2011-5240 has a medium severity rating due to its potential for man-in-the-middle attacks.
How do I fix CVE-2011-5240?
To fix CVE-2011-5240, upgrade your Magento installation to a version that validates the server hostname against the SSL certificate.
What versions of Magento are affected by CVE-2011-5240?
Magento versions 1.5 and 1.6.2 are affected by CVE-2011-5240.
Can CVE-2011-5240 lead to data breaches?
Yes, CVE-2011-5240 can allow attackers to intercept sensitive data through man-in-the-middle exploits.
Is CVE-2011-5240 still relevant for Magento users today?
Yes, CVE-2011-5240 remains relevant as some users may still be operating on the vulnerable versions of Magento.