CVE-2017-7491 Moodle Cross-Site Request Forgery (CSRF)
Attackers can perform CSRF attacks to modify the number of courses displayed in the course overview block configuration.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2017-7491?
CVE-2017-7491 is a medium-severity vulnerability in Moodle Moodle, published on 15 May 2017. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
In Moodle 2.x and 3.x, a CSRF attack is possible that allows attackers to change the "number of courses displayed in the course overview block" configuration setting.
Weakness: CWE-352
Which versions are affected by CVE-2017-7491?
8 open source packages ship an affected version, including moodle/moodle. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
moodle/moodle Packagist | From 2.7 | 2.7.20 |
moodle/moodle Packagist | From 2.7 | 2.7.20 |
moodle/moodle Packagist | From 3.0 | 3.0.10 |
moodle/moodle Packagist | From 3.0 | 3.0.10 |
moodle/moodle Packagist | From 3.1 | 3.1.6 |
moodle/moodle Packagist | From 3.1 | 3.1.6 |
2 more packages
moodle/moodle Packagist | From 3.2 | 3.2.3 |
moodle/moodle Packagist | From 3.2 | 3.2.3 |
Products include Moodle Moodle.
How do I fix CVE-2017-7491?
Upgrade moodle/moodle to a fixed version for your release line: 2.7.20, 3.0.10, 3.1.6 or 3.2.3.
Is CVE-2017-7491 being exploited?
There is no known exploitation of CVE-2017-7491 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-3hmr-948v-5qgq, UBUNTU-CVE-2017-7491.