Moodle 2.3.x before 2.3.1 uses only a client-side check for whether references are permitted in a file upload, which allows remote authenticated users to bypass intended alias (aka shortcut) restrictions via a client that omits this check.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Moodle | Moodle | 2.3.0 (including) | 2.3.0 (including) |
| Moodle | Ubuntu | artful | * |
| Moodle | Ubuntu | hardy | * |
| Moodle | Ubuntu | lucid | * |
| Moodle | Ubuntu | natty | * |
| Moodle | Ubuntu | oneiric | * |
| Moodle | Ubuntu | precise | * |
| Moodle | Ubuntu | quantal | * |
| Moodle | Ubuntu | raring | * |
| Moodle | Ubuntu | saucy | * |
| Moodle | Ubuntu | upstream | * |
| Moodle | Ubuntu | utopic | * |
| Moodle | Ubuntu | vivid | * |
| Moodle | Ubuntu | wily | * |
| Moodle | Ubuntu | yakkety | * |
| Moodle | Ubuntu | zesty | * |
References
- http://git.moodle.org/gw?p=moodle.git\u0026a=search\u0026h=HEAD\u0026st=commit\u0026s=MDL-33948
- http://openwall.com/lists/oss-security/2012/07/17/1
- http://secunia.com/advisories/49890
- http://www.securityfocus.com/bid/54481
- https://exchange.xforce.ibmcloud.com/vulnerabilities/76954
- http://git.moodle.org/gw?p=moodle.git\u0026a=search\u0026h=HEAD\u0026st=commit\u0026s=MDL-33948
- http://openwall.com/lists/oss-security/2012/07/17/1
- http://secunia.com/advisories/49890
- http://www.securityfocus.com/bid/54481
- https://exchange.xforce.ibmcloud.com/vulnerabilities/76954