SB2020012104 - Debian update for cacti

Security Bulletin ID SB2020012104

Severity

High

Patch available

YES

Number of vulnerabilities 3

Exploitation vector Remote access

Highest impact Code execution

Breakdown by Severity

Low
Medium
High
Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Deserialization of Untrusted Data (CVE-ID: CVE-2019-17358)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insecure input validation when processing serialized data in lib/functions.php. A remote attacker can pass specially crafted data to the application and execute arbitrary PHP code on the target system.

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

2) SQL injection (CVE-ID: CVE-2019-17357)

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 graphs.php. A remote attacker 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.

3) Improper Access Control (CVE-ID: CVE-2019-16723)

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

The vulnerability exists due to the system's authorization functionality does not prevent gaining access to user's data or record by modifying the key value identifying the data. A remote authenticated attacker can send a specially crafted request to the "graph_json.php" file with a modified "local_graph_id" parameter and view the graph data.

Remediation

Install update from vendor's website.

References

https://www.debian.org/security/2020/dsa-4604