CVE-2011-4302

Moodle 1.9.x < 1.9.14, 2.0.x < 2.0.5, 2.1.x < 2.1.2 - Certificate Validation Bypass via openssl_verify Return Value

Title source: llm
STIX 2.1

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.

References (3)

Core 3

Scores

EPSS 0.0013
EPSS Percentile 32.3%

Details

CWE
CWE-20
Status published
Products (19)
moodle/moodle 1.9.2
moodle/moodle 1.9.3
moodle/moodle 1.9.4
moodle/moodle 1.9.5
moodle/moodle 1.9.6
moodle/moodle 1.9.7
moodle/moodle 1.9.8
moodle/moodle 1.9.9
moodle/moodle 1.9.10
moodle/moodle 1.9.11
... and 9 more
Published Jul 11, 2012
Tracked Since Feb 18, 2026