Multiple vulnerabilities in Media Library Assistant plugin for WordPress
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 3 |
| CVE-ID | CVE-2020-11731 CVE-2020-11732 CVE-2020-11928 |
| CWE-ID | CWE-79 CWE-22 CWE-94 |
| Exploitation vector | Network |
| Public exploit |
Public exploit code for vulnerability #1 is available. Public exploit code for vulnerability #2 is available. |
| Vulnerable software Subscribe |
Media Library Assistant Web applications / Modules and components for CMS |
| Vendor | David Lingren |
Security Bulletin
This security bulletin contains information about 3 vulnerabilities.
Updated 20.04.2020
Added vulnerability #3, severity changed to High.
1) Stored cross-site scripting
EUVDB-ID: #VU26774
Risk: Low
CVSSv3.1: 5.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N/E:P/RL:O/RC:C]
CVE-ID: CVE-2020-11731
CWE-ID:
CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Exploit availability: Yes
DescriptionThe disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in all Settings/Media Library Assistant tabs. A remote authenticated attacker can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMedia Library Assistant: 0.1 - 2.81
External linkshttp://wordpress.org/plugins/media-library-assistant/#developers
http://wpvulndb.com/vulnerabilities/10176/
http://plugins.trac.wordpress.org/changeset/2273526/media-library-assistant
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. However, proof of concept for this vulnerability is available.
2) Local File Inclusion
EUVDB-ID: #VU26775
Risk: Medium
CVSSv3.1: 6.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C]
CVE-ID: CVE-2020-11732
CWE-ID:
CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences in [mla_gallery] link=download. A remote attacker can send a specially crafted HTTP request and read arbitrary files on the system.
MitigationInstall update from vendor's website.
Vulnerable software versionsMedia Library Assistant: 0.1 - 2.81
External linkshttp://wordpress.org/plugins/media-library-assistant/#developers
http://wpvulndb.com/vulnerabilities/10177/
http://plugins.trac.wordpress.org/changeset/2273526/media-library-assistant
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.
3) Code Injection
EUVDB-ID: #VU27020
Risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-11928
CWE-ID:
CWE-94 - Improper Control of Generation of Code ('Code Injection')
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation in the "tax_query", "meta_query" and "date_query" parameters of the [mla_gallery] shortcode. A remote authenticated attacker can send a specially crafted request and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMedia Library Assistant: 0.1 - 2.81
External linkshttp://wordpress.org/plugins/media-library-assistant/#developers
http://wpvulndb.com/vulnerabilities/10182/
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.
