Bug 1977196 (CVE-2021-21809) - CVE-2021-21809 moodle: specially crafted series of HTTP requests can lead to command execution
Summary: CVE-2021-21809 moodle: specially crafted series of HTTP requests can lead to ...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2021-21809
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1977197 1977198
Blocks:
TreeView+ depends on / blocked
 
Reported: 2021-06-29 07:56 UTC by Marian Rehak
Modified: 2021-10-11 22:57 UTC (History)
3 users (show)

Fixed In Version:
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Last Closed: 2021-06-29 10:42:05 UTC
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Description Marian Rehak 2021-06-29 07:56:00 UTC 
A command execution vulnerability exists in the default legacy spellchecker plugin in Moodle 3.10. A specially crafted series of HTTP requests can lead to command execution. An attacker must have administrator privileges to exploit this vulnerabilities.

Reference:

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1277
Comment 1 Marian Rehak 2021-06-29 07:56:23 UTC 
Created moodle tracking bugs for this issue:

Affects: epel-7 [bug 1977198]
Affects: fedora-all [bug 1977197]
Comment 2 Product Security DevOps Team 2021-06-29 10:42:05 UTC 
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.
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