Description
mnet/xmlrpc/client.php in MNET in Moodle 1.9.x before 1.9.14, 2.0.x before 2.0.5, and 2.1.x before 2.1.2 does not properly process the return value of the openssl_verify function, which allows remote attackers to bypass validation via a crafted certificate.
Remediation
References
Related Vulnerabilities
Oracle HTTP Server Improper Input Validation Vulnerability (CVE-2020-35169)
PHP NULL Pointer Dereference Vulnerability (CVE-2018-19395)
Oracle Database Server CVE-2011-0879 Vulnerability (CVE-2011-0879)
ProjectSend Authorization Bypass Through User-Controlled Key Vulnerability (CVE-2017-20101)
Oracle Application Server Other Vulnerability (CVE-2006-5356)