SB2021070503 - Multiple vulnerabilities in Cacti
Published: July 5, 2021
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 secuirty vulnerabilities.
1) Cross-site scripting (CVE-ID: N/A)
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 passed via the "graph_nolegend" HTTP get parameter to graph_realtime.php script. A remote 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.
2) Cross-site scripting (CVE-ID: CVE-2020-14424)
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 within the template import feature in midwinter theme. A remote attacker can 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.
3) Session Fixation (CVE-ID: N/A)
The vulnerability allows a remote attacker to compromise victim's account.
The vulnerability exists due to software does not always invalidates session identifier after user logs out. A remote attacker can re-use the session ID to gain unauthorized access to the application.
Note, the vulnerability requites that cacti is installed on PHP 5.x.
Remediation
Install update from vendor's website.