SB2020021711 - Multiple vulnerabilities in Codologic Codoforum

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Cross-site scripting (CVE-ID: CVE-2020-7051)

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 login area. 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.

Note: This is relevant in conjunction with CVE-2020-5842 because session cookies lack the HttpOnly flag.

2) DOM-Based Cross-site scripting (CVE-ID: CVE-2020-7050)

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 while creating a new topic. A remote authenticated attacker can trick the victim to follow a specially crafted link 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.

Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.

References

• https://codologic.com/forum/index.php?u=/topic/12638/codoforum-4-8-8-released-and-the-future#post-23845
• https://www.linkedin.com/posts/polina-voronina-896819b5_discovered-by-polina-voronina-jan-15-activity-6634436086540054528-dDgg/