CVE-2023-30943

Moodle: tinymce loaders susceptible to arbitrary folder creation

Severity Score

5.3

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The vulnerability was found Moodle which exists because the application allows a user to control path of the older to create in TinyMCE loaders. A remote user can send a specially crafted HTTP request and create arbitrary folders on the system.

*Credits: Upstream acknowledges Yaniv Nizry (SonarSource) as the original reporter.

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2023-04-21 CVE Reserved
2023-05-02 CVE Published
2023-09-07 First Exploit
2024-08-02 CVE Updated
2024-09-02 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-73: External Control of File Name or Path
CWE-610: Externally Controlled Reference to a Resource in Another Sphere

CAPEC

References (9)

URL	Tag	Source

URL	Date	SRC
https://github.com/d0rb/CVE-2023-30943	2024-03-13
https://github.com/Chocapikk/CVE-2023-30943	2023-09-07
https://github.com/RubyCat1337/CVE-2023-30943	2024-03-21

URL	Date	SRC
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-77718	2024-04-19
https://bugzilla.redhat.com/show_bug.cgi?id=2188605	2024-04-19
https://moodle.org/mod/forum/discuss.php?d=446285	2024-04-19

URL	Date	SRC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/54TM5H5PDUDYXOQ7X7PPYWP4AJDAE73I	2024-04-19
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MZBWRVUJF7HI53XCJPJ3YJZPOV5HBRUY	2024-04-19
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PBFSXRYLT4ICKJVQSRBAOUDMDRVSVBLS	2024-04-19

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				>= 4.1.0 < 4.1.3 Search vendor "Moodle" for product "Moodle" and version " >= 4.1.0 < 4.1.3"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Extra Packages For Enterprise Linux Search vendor "Fedoraproject" for product "Extra Packages For Enterprise Linux"				7.0 Search vendor "Fedoraproject" for product "Extra Packages For Enterprise Linux" and version "7.0"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				36 Search vendor "Fedoraproject" for product "Fedora" and version "36"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				37 Search vendor "Fedoraproject" for product "Fedora" and version "37"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				38 Search vendor "Fedoraproject" for product "Fedora" and version "38"		-		Affected