What is the severity of CVE-2019-3848?

CVE-2019-3848 has been classified as a medium severity vulnerability due to improper permission checks.

How do I fix CVE-2019-3848?

To fix CVE-2019-3848, you should upgrade to Moodle version 3.6.3, 3.5.5, or 3.4.8.

How does CVE-2019-3848 affect users?

CVE-2019-3848 allows logged-in non-guest users to view unauthorized calendar events, although the access is read-only.

In which versions of Moodle is CVE-2019-3848 present?

CVE-2019-3848 is present in Moodle versions before 3.6.3, 3.5.5, and 3.4.8.

Can guest users access events due to CVE-2019-3848?

No, guest users are not affected as the vulnerability only impacts logged-in non-guest users.

Vulnerability/
CVE-2019-3848

medium

4.3

CWE

863

26/3/2019

13/5/2022

21/11/2024

CVE-2019-3848

First published: Tue Mar 26 2019(Updated: )

A vulnerability was found in moodle before versions 3.6.3, 3.5.5 and 3.4.8. Permissions were not correctly checked before loading event information into the calendar's edit event modal popup, so logged in non-guest users could view unauthorised calendar events. (Note: It was read-only access, users could not edit the events.)

Credit: secalert@redhat.com secalert@redhat.com

Affected Software	Affected Version	How to fix
composer/moodle/moodle	>=3.6<3.6.3	3.6.3
composer/moodle/moodle	>=3.5<3.5.5	3.5.5
composer/moodle/moodle	>=3.4<3.4.8	3.4.8
Moodle	<3.4.8
Moodle	>=3.5.0<3.5.5
Moodle	>=3.6.0<3.6.3

Remedy

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3848

Remedy

https://moodle.org/mod/forum/discuss.php?d=384011#p1547743

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2019-3848?
CVE-2019-3848 has been classified as a medium severity vulnerability due to improper permission checks.
How do I fix CVE-2019-3848?
To fix CVE-2019-3848, you should upgrade to Moodle version 3.6.3, 3.5.5, or 3.4.8.
How does CVE-2019-3848 affect users?
CVE-2019-3848 allows logged-in non-guest users to view unauthorized calendar events, although the access is read-only.
In which versions of Moodle is CVE-2019-3848 present?
CVE-2019-3848 is present in Moodle versions before 3.6.3, 3.5.5, and 3.4.8.
Can guest users access events due to CVE-2019-3848?
No, guest users are not affected as the vulnerability only impacts logged-in non-guest users.

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collector/github-advisory-latest
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alias/CVE-2019-3848
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agent/softwarecombine
agent/tags
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vendor/moodle
canonical/moodle
version/moodle/3.5.0
version/moodle/3.6.0

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