Description
Algorithmic complexity vulnerability in Moodle 1.9.x before 1.9.19, 2.0.x before 2.0.10, 2.1.x before 2.1.7, and 2.2.x before 2.2.4 allows remote authenticated users to cause a denial of service (CPU consumption) by using the advanced-search feature on a database activity that has many records.
References
- http://git.moodle.org/gw?p=moodle.git&a=search&h=refs%2Fheads%2FMOODLE_22_STABLE&st=commit&s=MDL-32126
- moodle-database-dos(76964) vdb-entry
- 49890 third-party-advisory
- [oss-security] 20120717 Moodle security notifications public mailing-list
- 54481 vdb-entry