CVE-2013-7341 Moodle cross-site scripting (XSS) vulnerabilities

Medium 4.3 Published Updated

Remote attackers can inject arbitrary web script or HTML via crafted parameters in the Flowplayer Flash library, affecting Moodle installations.

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-2013-7341?

CVE-2013-7341 is a medium-severity cross-site scripting vulnerability in Moodle Moodle, published on 22 Mar 2014. 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

Multiple cross-site scripting (XSS) vulnerabilities in Flowplayer Flash before 3.2.17, as used in Moodle through 2.3.11, 2.4.x before 2.4.9, 2.5.x before 2.5.5, and 2.6.x before 2.6.2, allow remote attackers to inject arbitrary web script or HTML by (1) providing a crafted playerId or (2) referencing an external domain, a related issue to CVE-2013-7342.

Weakness: CWE-79

Which versions are affected by CVE-2013-7341?

10 open source packages ship an affected version, including moodle/moodle and typo3/cms. It affects 2 products.

PackageAffectedFixed in
moodle/moodle PackagistAll versions2.4.9
moodle/moodle PackagistAll versions2.4.9
moodle/moodle PackagistFrom 2.5.02.5.5
moodle/moodle PackagistFrom 2.5.02.5.5
moodle/moodle PackagistFrom 2.6.02.6.2
moodle/moodle PackagistFrom 2.6.02.6.2
4 more packages
typo3/cms PackagistFrom 6.2.06.2.14
typo3/cms PackagistFrom 6.2.06.2.14
typo3/cms PackagistFrom 7.0.07.3.1
typo3/cms PackagistFrom 7.0.07.3.1

Products include Flowplayer Flowplayer Flash, Moodle Moodle.

How do I fix CVE-2013-7341?

Upgrade moodle/moodle to a fixed version for your release line: 2.4.9, 2.5.5 or 2.6.2.

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-2013-7341 being exploited?

There is no known exploitation of CVE-2013-7341 in the wild and no public exploit code.

All Moodle Moodle vulnerabilities

Sources

Also known as GHSA-j6c3-3c4w-qv8p, UBUNTU-CVE-2013-7341.

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