SQL injection in BQE BillQuick Web Suite



Published: 2021-10-25
Risk Critical
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-42258
CWE-ID CWE-89
Exploitation vector Network
Public exploit This vulnerability is being exploited in the wild.
Vulnerable software
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BillQuick Web Suite
Web applications / Other software

Vendor BQE Software

Security Bulletin

This security bulletin contains one critical risk vulnerability.

1) SQL injection

EUVDB-ID: #VU57632

Risk: Critical

CVSSv3.1: 9.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2021-42258

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

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data. 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.

Note, the vulnerability is being actively exploited in the wild.

Mitigation

Install update from vendor's website.

Vulnerable software versions

BillQuick Web Suite: 2018, 2021

CPE2.3 External links

http://www.huntress.com/blog/threat-advisory-hackers-are-exploiting-a-vulnerability-in-popular-billing-software-to-deploy-ransomware

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.



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