repository/s3/S3.php in the Amazon S3 library in Moodle through 2.2.11, 2.3.x before 2.3.9, 2.4.x before 2.4.6, and 2.5.x before 2.5.2 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, related to an incorrect CURLOPT_SSL_VERIFYHOST value.
2013-09-16T13:02:48.050
2025-04-11T00:51:21.963
Deferred
CVSSv2: 5.8 (MEDIUM)
AV:N/AC:M/Au:N/C:P/I:P/A:N
8.6
4.9
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | moodle | moodle | ≤ 2.2.11 | Yes |
| Application | moodle | moodle | 2.2.0 | Yes |
| Application | moodle | moodle | 2.2.1 | Yes |
| Application | moodle | moodle | 2.2.2 | Yes |
| Application | moodle | moodle | 2.2.3 | Yes |
| Application | moodle | moodle | 2.2.4 | Yes |
| Application | moodle | moodle | 2.2.5 | Yes |
| Application | moodle | moodle | 2.2.6 | Yes |
| Application | moodle | moodle | 2.2.7 | Yes |
| Application | moodle | moodle | 2.2.8 | Yes |
| Application | moodle | moodle | 2.2.9 | Yes |
| Application | moodle | moodle | 2.2.10 | Yes |
| Application | moodle | moodle | 2.3.0 | Yes |
| Application | moodle | moodle | 2.3.1 | Yes |
| Application | moodle | moodle | 2.3.2 | Yes |
| Application | moodle | moodle | 2.3.3 | Yes |
| Application | moodle | moodle | 2.3.4 | Yes |
| Application | moodle | moodle | 2.3.5 | Yes |
| Application | moodle | moodle | 2.3.6 | Yes |
| Application | moodle | moodle | 2.3.7 | Yes |
| Application | moodle | moodle | 2.3.8 | Yes |
| Application | moodle | moodle | 2.4.0 | Yes |
| Application | moodle | moodle | 2.4.1 | Yes |
| Application | moodle | moodle | 2.4.2 | Yes |
| Application | moodle | moodle | 2.4.3 | Yes |
| Application | moodle | moodle | 2.4.4 | Yes |
| Application | moodle | moodle | 2.4.5 | Yes |
| Application | moodle | moodle | 2.5.0 | Yes |
| Application | moodle | moodle | 2.5.1 | Yes |