SB2021050511 - Multiple vulnerabilities in Voting System

Description

This security bulletin contains information about 2 vulnerabilities.

1) SQL injection (CVE-ID: N/A)

CWE-ID: CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber

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 the "voter" parameter in the "votersystem/login.php" script. 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.

2) Arbitrary file upload (CVE-ID: N/A)

CWE-ID: CWE-434 - Unrestricted Upload of File with Dangerous Type

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insufficient validation of file during file upload in the "/admin/candidates_add.php" script. A remote attacker can upload a malicious file and execute it on the server.

Remediation

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

References

• https://www.exploit-db.com/exploits/49817
• https://packetstormsecurity.com/files/162430
• https://packetstormsecurity.com/files/162497
• https://www.exploit-db.com/exploits/49846