CVE-2019-25347
SQL Injection in thesystem App 1.0 Enables Authentication Bypass
Publication date: 2026-02-12
Last updated on: 2026-03-02
Assigner: VulnCheck
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| kostasmitroglou | password_management_application | 1.0 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-89 | The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Without sufficient removal or quoting of SQL syntax in user-controllable inputs, the generated SQL query can cause those inputs to be interpreted as SQL instead of ordinary user data. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
[{'type': 'paragraph', 'content': "The thesystem App version 1.0 contains a SQL injection vulnerability in the 'username' parameter of a login request. Attackers can inject malicious SQL code, such as the payload ' or '1=1, into the username field to manipulate the SQL query. This manipulation allows them to bypass authentication controls and gain unauthorized access to user accounts."}, {'type': 'paragraph', 'content': 'This vulnerability exists because the application does not properly enforce login requirements and fails to neutralize special SQL elements, enabling attackers to alter the intended SQL commands.'}] [1, 2]
How can this vulnerability impact me? :
This vulnerability can allow attackers to bypass authentication mechanisms and gain unauthorized access to user accounts within the thesystem App. By exploiting the SQL injection flaw, attackers can retrieve sensitive user information and potentially compromise the security of the application and its users.
Such unauthorized access can lead to data breaches, loss of user trust, and potential misuse of user accounts.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
[{'type': 'paragraph', 'content': "This SQL injection vulnerability can be detected by sending specially crafted POST requests to the /check_users/ endpoint with the username parameter containing SQL injection payloads such as ' or '1=1."}, {'type': 'paragraph', 'content': 'For example, you can use curl or similar tools to test the vulnerability by submitting a POST request like:'}, {'type': 'list_item', 'content': 'curl -X POST -d "username=\' or \'1=1" http://target-system/check_users/'}, {'type': 'paragraph', 'content': 'If the response returns user data or bypasses authentication, it indicates the presence of the vulnerability.'}, {'type': 'paragraph', 'content': 'Additionally, monitoring network traffic for unusual POST requests to the /check_users/ endpoint with suspicious username parameters can help detect exploitation attempts.'}] [1, 2]
What immediate steps should I take to mitigate this vulnerability?
Immediate mitigation steps include restricting access to the vulnerable endpoint and applying input validation and parameterized queries to prevent SQL injection.
Specifically, ensure that the application enforces proper authentication checks (e.g., using login_required) to prevent bypassing login controls.
Use threat intelligence platforms like VulnCheck to receive real-time alerts and remediation guidance.
If possible, update or patch the application to a version that fixes this vulnerability or apply custom patches to sanitize the username input.