CVE-2017-7298 Moodle Cross-site Scripting in the Course summary filter of the Add a new course
An attacker can inject malicious scripts via SVG attributes in the course summary, potentially leading to session hijacking or code execution.
- 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-2017-7298?
CVE-2017-7298 is a medium-severity cross-site scripting vulnerability in Moodle Moodle, published on 29 Mar 2017. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
In Moodle 3.2.2+, there is XSS in the Course summary filter of the "Add a new course" page, as demonstrated by a crafted attribute of an SVG element.
Weakness: CWE-79
Which versions are affected by CVE-2017-7298?
2 open source packages ship an affected version, including moodle/moodle. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
moodle/moodle Packagist | From 3.2 to 3.2.2 | None |
moodle/moodle Packagist | From 3.2 to 3.2.2 | None |
Products include Moodle Moodle.
How do I fix CVE-2017-7298?
No fix has been published for CVE-2017-7298 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2017-7298 being exploited?
There is no known exploitation of CVE-2017-7298 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-4m6v-x9fj-847j.