CVE-2019-3847

Description

A vulnerability was found in moodle before versions 3.6.3, 3.5.5, 3.4.8 and 3.1.17. Users with the "login as other users" capability (such as administrators/managers) can access other users' Dashboards, but the JavaScript those other users may have added to their Dashboard was not being escaped when being viewed by the user logging in on their behalf.

Category

4.8
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 1.26% Top 25%
Vendor Advisory moodle.org
Affected: [UNKNOWN] Moodle
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/107489 broken link third party advisory vdb entry
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3847 patch third party advisory issue tracking
https://moodle.org/mod/forum/discuss.php?d=384010#p1547742 patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-3847?
CVE-2019-3847 has been scored as a medium severity vulnerability.
How to fix CVE-2019-3847?
To fix CVE-2019-3847, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-3847 being actively exploited in the wild?
It is possible that CVE-2019-3847 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-3847?
CVE-2019-3847 affects [UNKNOWN] Moodle.
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