CVE-2012-3398 Denial of service in n/a
Authenticated users can cause denial of service via CPU exhaustion in Moodle's advanced search feature on large database activities.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2012-3398?
CVE-2012-3398 is a medium-severity denial of service vulnerability in Moodle Moodle, published on 23 Jul 2012. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official 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.
Which versions are affected by CVE-2012-3398?
It affects 1 product.
Products include Moodle Moodle.
How do I fix CVE-2012-3398?
No fix has been published for CVE-2012-3398 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2012-3398 being exploited?
There is no known exploitation of CVE-2012-3398 in the wild and no public exploit code.
Other vulnerabilities in Moodle Moodle
- CVE-2006-4935 File upload in n/a
- CVE-2006-4936 Moodle does not properly validate module instance id
- CVE-2004-2233 Unknown "front page vulnerability with Moodle servers" for Moodle before 1.3.2 has unknown impact and attack vectors.
- CVE-2004-2235 Cross-site scripting in n/a
- CVE-2004-2236 Other in n/a
Sources
Also known as GHSA-2887-hwqc-wcg8.