CVE-2023-30943: Moodle: tinymce loaders susceptible to arbitrary folder creation
First published: Fri Apr 21 2023(Updated: )
Insufficient sanitizing of loaders used by TinyMCE resulted in an arbitrary folder creation risk. Versions affected: 4.1 to 4.1.2 Versions fixed: 4.1.3
Credit: patrick@puiterwijk.org patrick@puiterwijk.org patrick@puiterwijk.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Moodle Moodle | >=4.1.0<4.1.3 | |
| Fedoraproject Extra Packages For Enterprise Linux | =7.0 | |
| Fedoraproject Fedora | =36 | |
| Fedoraproject Fedora | =37 | |
| Fedoraproject Fedora | =38 | |
| composer/moodle/moodle | <4.2.0-rc2 | 4.2.0-rc2 |
| redhat/moodle | <4.1.3 | 4.1.3 |
| >=4.1.0<4.1.3 | ||
| =7.0 | ||
| =36 | ||
| =37 | ||
| =38 |
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Reference Links
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-77718
- https://moodle.org/mod/forum/discuss.php?d=446285
- https://bugzilla.redhat.com/show_bug.cgi?id=2188605
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/54TM5H5PDUDYXOQ7X7PPYWP4AJDAE73I/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MZBWRVUJF7HI53XCJPJ3YJZPOV5HBRUY/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PBFSXRYLT4ICKJVQSRBAOUDMDRVSVBLS/
- https://nvd.nist.gov/vuln/detail/CVE-2023-30943
- https://github.com/moodle/moodle/commit/59d42e1ed23f916dcb47d53c745bef18a116d800
- https://github.com/advisories/GHSA-22gj-8qj2-fj46 (Advisory)
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/54TM5H5PDUDYXOQ7X7PPYWP4AJDAE73I/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MZBWRVUJF7HI53XCJPJ3YJZPOV5HBRUY/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PBFSXRYLT4ICKJVQSRBAOUDMDRVSVBLS/
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2192466
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2192467
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2192468
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2192469
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/54TM5H5PDUDYXOQ7X7PPYWP4AJDAE73I
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MZBWRVUJF7HI53XCJPJ3YJZPOV5HBRUY
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PBFSXRYLT4ICKJVQSRBAOUDMDRVSVBLS
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/54TM5H5PDUDYXOQ7X7PPYWP4AJDAE73I
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MZBWRVUJF7HI53XCJPJ3YJZPOV5HBRUY
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PBFSXRYLT4ICKJVQSRBAOUDMDRVSVBLS
Frequently Asked Questions
What is the vulnerability ID for this Moodle vulnerability?
The vulnerability ID for this Moodle vulnerability is CVE-2023-30943.
What is the severity of CVE-2023-30943?
The severity of CVE-2023-30943 is medium with a severity value of 5.3.
How does CVE-2023-30943 affect Moodle?
CVE-2023-30943 affects Moodle by allowing a user to control the path of file creation in TinyMCE loaders.
How can a remote user exploit CVE-2023-30943?
A remote user can exploit CVE-2023-30943 by sending a specially crafted HTTP request to create arbitrary folders on the system.
What is the recommended remedy for CVE-2023-30943?
The recommended remedy for CVE-2023-30943 is to update to Moodle version 4.1.3.
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