Multiple vulnerabilities in Login by Auth0 plugin for WordPress



Published: 2020-04-06
Risk Medium
Patch available YES
Number of vulnerabilities 5
CVE-ID CVE-2020-5391
CVE-2020-5392
CVE-2020-6753
CVE-2020-7947
CVE-2020-7948
CWE-ID CWE-352
CWE-79
CWE-94
CWE-284
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Login by Auth0
Web applications / Modules and components for CMS

Vendor auth0 on WordPress

Security Bulletin

This security bulletin contains information about 5 vulnerabilities.

1) Cross-site request forgery

EUVDB-ID: #VU26597

Risk: Low

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-5391

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin in the domain field. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Login by Auth0: 3.1.1 - 3.11.3

External links

http://auth0.com/docs/security/bulletins/2020-03-31_wpauth0
http://github.com/auth0/wp-auth0/releases
http://github.com/auth0/wp-auth0/security/advisories/GHSA-59vf-cgfw-6h6v
http://wpvulndb.com/vulnerabilities/10160/


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.

2) Stored cross-site scripting

EUVDB-ID: #VU26598

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-2020-5392

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 settings page. A remote attacker 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

Login by Auth0: 3.1.1 - 3.11.3

External links

http://auth0.com/docs/security/bulletins/2020-03-31_wpauth0
http://github.com/auth0/wp-auth0/releases
http://github.com/auth0/wp-auth0/security/advisories/GHSA-59vf-cgfw-6h6v
http://wpvulndb.com/vulnerabilities/10160/


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.

3) Stored cross-site scripting

EUVDB-ID: #VU26599

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-2020-6753

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 on multiple pages. A remote attacker can permanently 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

Login by Auth0: 3.1.1 - 3.11.3

External links

http://auth0.com/docs/security/bulletins/2020-03-31_wpauth0
http://github.com/auth0/wp-auth0/releases
http://github.com/auth0/wp-auth0/security/advisories/GHSA-59vf-cgfw-6h6v
http://wpvulndb.com/vulnerabilities/10160/


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.

4) CSV Injection

EUVDB-ID: #VU26600

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-7947

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to inject arbitrary code into CSV files.

The vulnerability exists due to insufficient sanitization of user-supplied data when constructing CSV files in the numerous fields. A remote attacker can inject malicious data into the contact form fields that is used later by the plugin to generate CSV files. Such files can be opened with Microsoft Excel built-in functions and utilize its functionality to execute malicious macros.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Login by Auth0: 3.1.1 - 3.11.3

External links

http://auth0.com/docs/cms/wordpress
http://auth0.com/docs/security/bulletins/2020-03-31_wpauth0
http://github.com/auth0/wp-auth0/security/advisories/GHSA-59vf-cgfw-6h6v
http://wordpress.org/plugins/auth0/#developers
http://wpvulndb.com/vulnerabilities/10160/


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.

5) Improper access control

EUVDB-ID: #VU26601

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-7948

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to sensitive information.

The vulnerability exists due to an insecure direct object reference issue. A remote attacker can bypass implemented security restrictions and gain unauthorized access to sensitive information on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Login by Auth0: 3.1.1 - 3.11.3

External links

http://auth0.com/docs/cms/wordpress
http://auth0.com/docs/security/bulletins/2020-03-31_wpauth0
http://github.com/auth0/wp-auth0/security/advisories/GHSA-59vf-cgfw-6h6v
http://wordpress.org/plugins/auth0/#developers
http://wpvulndb.com/vulnerabilities/10160/


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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