CVE-2020-37156
Authentication Bypass in BloodX 1.0 login.php Enables Unauthorized Access
Publication date: 2026-02-11
Last updated on: 2026-02-12
Assigner: VulnCheck
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| diveshlunker | bloodx | 1.0 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-288 | The product requires authentication, but the product has an alternate path or channel that does not require authentication. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
[{'type': 'paragraph', 'content': "CVE-2020-37156 is an authentication bypass vulnerability in BloodX version 1.0, specifically in the login.php file. This flaw allows attackers to access the dashboard without valid credentials by sending a crafted payload containing parameters such as '=' or 'or' to bypass the login authentication mechanism."}] [2, 3]
How can this vulnerability impact me? :
This vulnerability allows an attacker to gain unauthorized access to the BloodX dashboard without valid credentials. As a result, attackers can potentially view sensitive information or perform actions reserved for authenticated users, compromising the confidentiality of the system. However, the vulnerability does not impact integrity or availability.
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 vulnerability can be detected by attempting to exploit the authentication bypass in the login.php file of BloodX 1.0. Specifically, sending a crafted POST request with payload parameters such as '=' or 'or' in the email and password fields can reveal if the system is vulnerable."}, {'type': 'paragraph', 'content': 'A sample command using curl to test the vulnerability would be:'}, {'type': 'list_item', 'content': 'curl -X POST -d "email=\'=\'\'or\'&password=\'=\'\'or\'" http://target-site/login.php -v'}, {'type': 'paragraph', 'content': 'If the response grants access to the dashboard without valid credentials, the vulnerability is present.'}] [2, 3]
What immediate steps should I take to mitigate this vulnerability?
[{'type': 'paragraph', 'content': 'Immediate mitigation steps include:'}, {'type': 'list_item', 'content': 'Restrict access to the login.php page by implementing proper input validation and sanitization to prevent crafted payloads from bypassing authentication.'}, {'type': 'list_item', 'content': 'Update or patch the BloodX application to a version where this authentication bypass vulnerability is fixed, if available.'}, {'type': 'list_item', 'content': 'Implement multi-factor authentication to add an additional layer of security beyond username and password.'}, {'type': 'list_item', 'content': "Monitor access logs for suspicious login attempts using payloads similar to '=' or 'or' in parameters."}, {'type': 'list_item', 'content': 'If immediate patching is not possible, consider restricting network access to the application to trusted IPs only.'}] [2, 3]