Multiple vulnerabilities in Moodle



| Updated: 2022-01-27
Risk High
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2022-0333
CVE-2022-0332
CWE-ID CWE-284
CWE-89
Exploitation vector Network
Public exploit Public exploit code for vulnerability #2 is available.
Vulnerable software
 Moodle
Web applications / Other software

Vendor moodle.org

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper access control

EUVDB-ID: #VU59945

Risk: Medium

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-0333

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in calendar:manageentries capability. A remote authenticated manager can bypass implemented security restrictions and access or modify any calendar event.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Moodle: 3.9.0 - 3.11.4

CPE2.3 External links

https://moodle.org/mod/forum/discuss.php?d=431100
https://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-71239


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) SQL injection

EUVDB-ID: #VU59944

Risk: High

CVSSv4.0: 8.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:P/U:Amber]

CVE-ID: CVE-2022-0332

CWE-ID: CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data in the mod_h5pactivity (mod/h5pactivity/classes/external/get_user_attempts.php), responsible for fetching user attempt data. A remote attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Moodle: 3.11 - 3.11.4

CPE2.3 External links

https://moodle.org/mod/forum/discuss.php?d=431099
https://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-72573


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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