The application uses hardcoded credentials for various services including TURN server and Redis. An attacker with access to the source code or environment variables can exploit these credentials directly.
Impact:
Exploiting these credentials could lead to full system compromise, allowing an attacker to control network communications, gain unauthorized access to sensitive data, and potentially execute arbitrary commands on the server.
Mitigation:
Use secure methods for storing and managing credentials. Consider using environment variables or a secrets management service like HashiCorp Vault to avoid hardcoding credentials in your application code.
Line:
N/A
OWASP Category:
A02:2021-Cryptographic Failures
NIST 800-53:
IA-2
CVSS Score:
9.8
Related CVE:
Pattern-based finding
Priority:
Immediate
The `/offer` endpoint does not perform authentication. An attacker can make a request to this endpoint without any credentials, which will result in the server creating an RTCPeerConnection and potentially exposing video streams.
Impact:
An attacker could gain unauthorized access to WebRTC offer endpoints, allowing them to establish peer-to-peer connections with clients using sensitive information. This includes potential exposure of real-time communication data or control over client devices.
Mitigation:
Implement authentication for the `/offer` endpoint by checking the `X-API-Key` header against a valid API key stored in configuration. Use middleware to enforce this check before processing the request.
Line:
45-52
OWASP Category:
A07:2021 - Authentication Failures
NIST 800-53:
AC-2, AC-3
CVSS Score:
7.5
Related CVE:
Pattern-based finding
Priority:
Immediate
The code allows user input to be directly included in the SDP offer without proper validation. An attacker can manipulate this input, potentially leading to a MITM (Man-in-the-Middle) attack or other malicious outcomes.
Impact:
An attacker could exploit this vulnerability by injecting arbitrary SDP offers into the negotiation process, potentially intercepting communications or gaining unauthorized access to systems involved in the session.
Mitigation:
Implement input validation and sanitization before using user-controlled inputs such as 'sesId', 'srcId', 'useVideoUrl', and 'videoUrl' in creating the SDP offer. Use a whitelist approach to restrict acceptable values for these parameters.
Line:
52-61
OWASP Category:
A03:2021 - Injection
NIST 800-53:
AC-3 - Access Enforcement, IA-2 - Identification and Authentication
CVSS Score:
7.5
Related CVE:
Pattern-based finding
Priority:
Immediate
The application exposes direct references to internal objects, allowing attackers to access data they should not be able to reach. This is particularly dangerous in scenarios where these objects contain sensitive information.
Impact:
An attacker can exploit this vulnerability by manipulating the 'sessionId' and 'sourceId' parameters to gain unauthorized access to other users' data or system functionalities.
Mitigation:
Implement proper authentication mechanisms such as OAuth, API keys, or secure token management to ensure that only authorized entities have access to these references. Use server-side validation and checks to verify the legitimacy of requests before processing them.
Line:
52, 54
OWASP Category:
A01:2021 - Broken Access Control
NIST 800-53:
AC-6 - Least Privilege, IA-2 - Identification and Authentication
CVSS Score:
7.5
Related CVE:
Pattern-based finding
Priority:
Immediate
The application performs a fetch request to '/offer' without verifying the SSL certificate, which can lead to MITM (Man-in-the-Middle) attacks and potentially exposes sensitive data.
Impact:
An attacker could exploit this vulnerability by intercepting communications between the client and server, leading to potential data theft or manipulation of session information.
Mitigation:
Ensure that all external fetch requests include SSL verification. Use a secure context for the RTCPeerConnection configuration to enforce HTTPS connections where applicable.
Line:
68-70
OWASP Category:
A01:2021 - Broken Access Control
NIST 800-53:
AC-2 - Account Management, AC-3 - Access Enforcement
CVSS Score:
9.1
Related CVE:
Pattern-based finding
Priority:
Immediate
The code imports a Redis client from a module without any configuration options. This means that by default, it will connect to a hardcoded Redis server using the default credentials and settings.
Impact:
An attacker can exploit this by gaining unauthorized access to the Redis server, potentially compromising the entire system or obtaining sensitive data stored in Redis.
Mitigation:
Configure Redis connection details with environment variables or configuration files. Use SSL/TLS for secure connections if possible. Avoid hardcoding credentials and IP addresses directly into the application code.
Line:
N/A
OWASP Category:
A05:2021-Security Misconfiguration
NIST 800-53:
CM-6
CVSS Score:
7.5
Related CVE:
Pattern-based finding
Priority:
Immediate
The code uses Pydantic for deserialization, which is a popular library for data validation and settings management using Python type annotations. However, if user input is directly used in the deserialization process without proper validation or sanitization, it could lead to insecure deserialization vulnerabilities.
Impact:
An attacker can exploit this vulnerability by crafting a malicious serialized object that, when deserialized, executes arbitrary code on the server. This could result in complete system compromise if the deserialization is performed with elevated privileges.
Mitigation:
Use Pydantic's `validate_json` method to validate JSON data before deserialization. Ensure all user inputs are properly sanitized and validated against expected formats or types. Consider using a schema-based validation library that supports more robust input validation mechanisms.
Line:
N/A
OWASP Category:
A06:2021-Vulnerable Components
NIST 800-53:
SI-2, SI-16
CVSS Score:
9.8
Related CVE:
Pattern-based finding
Priority:
Immediate
The `validate_video_url` method in the `OfferRequest` class does not properly validate the scheme of the `videoUrl`. An attacker can provide a URL with an unsupported scheme, such as 'javascript:', which could lead to SSRF (Server-Side Request Forgery) attacks where the application makes unintended outbound requests to internal services.
Impact:
An attacker can exploit this vulnerability to perform Server-Side Request Forgery (SSRF) attacks against internal systems. This can result in unauthorized data disclosure, service disruption, or other malicious activities that are difficult to detect and mitigate.
Mitigation:
Ensure the `videoUrl` scheme is validated against a whitelist of allowed schemes before processing it further. Use a more restrictive regular expression for URL validation to prevent unsupported schemes. Example: Ensure only 'http', 'https', and potentially other configured schemes are accepted.
Line:
45
OWASP Category:
A03:2021-Injection
NIST 800-53:
SC-13: Cryptographic Protection
CVSS Score:
7.5
Related CVE:
Pattern-based finding
Priority:
Immediate
The code contains hardcoded credentials for HTTP requests. An attacker can easily intercept these credentials and use them to gain unauthorized access to the system.
Impact:
An attacker could exploit this vulnerability to gain unauthorized access to the server, potentially leading to data theft or complete system compromise.
Mitigation:
Use environment variables or a secure configuration management tool to store sensitive information. Avoid hardcoding credentials in application code.
Line:
45-47
OWASP Category:
A02:2021 - Cryptographic Failures
NIST 800-53:
AC-2 - Account Management, AC-3 - Access Enforcement
CVSS Score:
9.8
Related CVE:
CVE-XXXX-XXXX
Priority:
Immediate
The Kafka consumer is configured without SSL/TLS, exposing it to man-in-the-middle attacks and eavesdropping.
Impact:
An attacker could intercept sensitive data transmitted between the application and Kafka broker, leading to unauthorized access or data theft.
Mitigation:
Enable SSL/TLS for Kafka communication. Configure the consumer with appropriate security settings to ensure encrypted connections.
Line:
N/A
OWASP Category:
A05:2021 - Security Misconfiguration
NIST 800-53:
AC-6 - Least Privilege, CM-6 - Configuration Settings
CVSS Score:
7.5
Related CVE:
CVE-XXXX-XXXX
Priority:
Immediate
The application does not validate the configuration settings for Kafka SSL, which could lead to misconfiguration issues. An attacker can manipulate these configurations through environment variables or other means of input manipulation, potentially leading to a denial of service (DoS) scenario if SSL is incorrectly enforced.
Impact:
A misconfigured Kafka instance might fail to establish secure connections, causing the application to operate in an insecure manner with potential data leakage and system unavailability.
Mitigation:
Ensure that all configuration settings for Kafka SSL are validated against expected values. Implement runtime checks or use a configuration management tool to enforce these settings during deployment.
Line:
N/A
OWASP Category:
A05:2021-Security Misconfiguration
NIST 800-53:
CM-6
CVSS Score:
4.3
Related CVE:
Pattern-based finding
Priority:
Short-term
The application does not enforce SSL/TLS configuration best practices. By default, it uses the minimum version of TLS (TLSv1.2), which is acceptable but lacks stronger security configurations such as modern cipher suites and higher protocol versions.
Impact:
An attacker could intercept sensitive communications between the server and clients using weaker encryption methods that are easier to break compared to more secure protocols like TLS 1.3.
Mitigation:
Configure SSL/TLS with strong ciphers, a minimum version of TLS 1.3, and disable legacy protocols. Update the `ssl_context` initialization in the main function to enforce stronger security settings: `ssl_context = ssl.SSLContext(ssl.PROTOCOL_TLSv1_3)`. Additionally, ensure that environment variables or command-line arguments do not bypass these configurations.
Line:
45-52
OWASP Category:
A05:2021-Security Misconfiguration
NIST 800-53:
SC-13: Cryptographic Protection
CVSS Score:
7.5
Related CVE:
Pattern-based finding
Priority:
Short-term
The code imports modules from the current package without any checks, which could potentially lead to exploitation if an attacker modifies or replaces these modules with malicious ones.
Impact:
An attacker can replace or tamper with malicious versions of 'input_classes' and 'output_classes', leading to potential data breaches or system compromise.
Mitigation:
Use explicit imports to specify the exact module names. Consider adding checks for integrity and versioning of imported modules.
Line:
N/A
OWASP Category:
A06:2021-Vulnerable Components
NIST 800-53:
AC-6, CA-2
CVSS Score:
1.4
Related CVE:
Pattern-based finding
Priority:
Short-term