Multiple vulnerabilities in WordPress Landing Page – Squeeze Page – Responsive Landing Page Builder Free – WP Lead Plus X plugin



Published: 2020-04-08
Risk Low
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2020-11508
CVE-2020-11509
CWE-ID CWE-79
Exploitation vector Network
Public exploit N/A
Vulnerable software
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WordPress Landing Page – Squeeze Page – Responsive Landing Page Builder Free – WP Lead Plus X
Web applications / Modules and components for CMS

Vendor Landing Pages Builder Free

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Stored cross-site scripting

EUVDB-ID: #VU26697

Risk: Low

CVSSv3.1: 5.6 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-11508

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The 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 the "core37_lp_save_page" AJAX action. 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.

Mitigation

Install update from vendor's website.

Vulnerable software versions

WordPress Landing Page – Squeeze Page – Responsive Landing Page Builder Free – WP Lead Plus X: 0.1 - 0.98


CPE2.3 External links

http://www.wordfence.com/blog/2020/04/critical-vulnerabilities-in-the-wp-lead-plus-x-wordpress-plugin/
http://wpvulndb.com/vulnerabilities/10167/

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) Stored cross-site scripting

EUVDB-ID: #VU26699

Risk: Low

CVSSv3.1: 6.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-11509

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The 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 the "c37_wpl_import_template" and "admin_post" action. A remote 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.

Mitigation

Install update from vendor's website.

Vulnerable software versions

WordPress Landing Page – Squeeze Page – Responsive Landing Page Builder Free – WP Lead Plus X: 0.1 - 0.98


CPE2.3 External links

http://www.wordfence.com/blog/2020/04/critical-vulnerabilities-in-the-wp-lead-plus-x-wordpress-plugin/

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.



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