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critical·Product Based Web Vulnerabilities·Updated Jan 3, 2024

CVE-2021-42258 Scanner

CVE-2021-42258 scanner - SQL Injection (SQLi) vulnerability in BQE BillQuick Web Suite

Est. Time~10 seconds
Scan TypeSingle Scan
Targetsdomain, ipv4, subdomain
CostFree
2.9k
Times Used
continuous scan runs
5.5k
Continuously Checked
assets under CS
0
Vulnerabilities Found
confirmed findings
References
🔴
CISA Known Exploited Vulnerability
This CVE is actively exploited in the wild. CISA mandates federal agencies to patch immediately.
CVECVE-2021-42258
9.8
CVSScritical
Exploitable remotely over the internet · no authentication required.

BQE BillQuick Web Suite 2018 through 2021 before 22.0.9.1 allows SQL injection for unauthenticated remote code execution, as exploited in the wild in October 2021 for ransomware installation. SQL injection can, for example, use the txtID (aka username) parameter. Successful exploitation can include the ability to execute arbitrary code as MSSQLSERVER$ via xp_cmdshell.

Attack Vector
Network
Privileges Req.
None
User Interaction
None
Affected
n/aby n/a
n/a
Updated Aug 21, 2026View on NVD →
Detail

BQE BillQuick Web Suite is a popular software solution used by businesses and organizations for accounting, project management, and time tracking. This suite provides a comprehensive set of tools that enable enterprises to streamline their workflow and ensure that their financial records are accurate and up-to-date. BQE BillQuick Web Suite is designed to offer businesses of all sizes an efficient and user-friendly accounting system that makes it easy to track expenses, generate invoices, and manage budgets.

However, in October 2021, a serious vulnerability was discovered in BQE BillQuick Web Suite that could expose its users' data to malicious actors. The vulnerability, designated CVE-2021-42258, allows unauthenticated remote code execution via SQL injection. This means that an attacker could exploit the software to run arbitrary commands remotely, potentially compromising data or installing ransomware on affected systems.

The impact of this vulnerability on a business can be devastating. A successful attack can lead to financial losses, data theft, and reputational damage. In some cases, businesses may be forced to pay a ransom to regain access to their data. Moreover, the attacker can gain complete control of the system, which might result in the loss of critical information and system-downtime.

Using s4e.io, you can stay up-to-date with the latest vulnerabilities in digital assets and learn more about how to protect your business from cyber threats. With the platform's advanced features, you can quickly and easily identify any potential vulnerabilities and take the necessary steps to keep your organization secure. By prioritizing security and following best practices, you can safeguard your business against the impact of CVE-2021-42258 and other cyber risks.

 

REFERENCES

Solution Advice

To mitigate the risk of exploitation of this vulnerability, it is essential to take the following precautions:

  • Keep your software up to date: Ensure that the latest version of BQE BillQuick Web Suite is installed on your system, which includes a fix for CVE-2021-42258.
  • Implement access controls: Use firewalls and access controls to restrict access to the application and its underlying databases.
  • Use strong passwords: Ensure that all user accounts have strong passwords and enable multi-factor authentication where possible.
  • Regular security updates: Apply regular security updates and patches from the provider to protect against potential vulnerabilities.

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CVE-2021-42258 scanner - SQL Injection (SQLi) vulnerability in BQE BillQuick Web Suite | S4E