SB2022051862 - Fedora 35 update for moodle



SB2022051862 - Fedora 35 update for moodle

Published: May 18, 2022

Security Bulletin ID SB2022051862
Severity
Medium
Patch available
YES
Number of vulnerabilities 5
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Medium 80% Low 20%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 5 secuirty vulnerabilities.


1) Stored cross-site scripting (CVE-ID: CVE-2022-30596)

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 assignment bulk marker allocation form. 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.


2) Information disclosure (CVE-ID: CVE-2022-30597)

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

The vulnerability exists due to description field hidden by user policies (hiddenuserfields) is still visible. A remote attacker can gain unauthorized access to sensitive information on the system.


3) SQL injection (CVE-ID: CVE-2022-30599)

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 Badges code relating to configuring criteria. A remote user 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.


4) Improper Restriction of Excessive Authentication Attempts (CVE-ID: CVE-2022-30600)

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to issue in the logic used to count failed login attempts. A remote attacker can bypass the account lockout threshold.


5) Information disclosure (CVE-ID: CVE-2022-30598)

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

The vulnerability exists due to excessive data output by the global search results. A remote user can gain unauthorized access to sensitive information on the system.


Remediation

Install update from vendor's website.