Additional Context Required: Medium severity CWE-326 vulnerability in src/main/java/org/owasp/benchmark/testcode/BenchmarkTest00616.java:58

[appsecai-app]

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⚠️ ADDITIONAL CONTEXT REQUIRED ⚠️

This vulnerability fix addresses Inadequate Encryption Strength, which typically requires coordination beyond a single code change.

Why Additional Context May Be Needed:
Requires updating cryptographic algorithms/methods and handling data already encrypted or hashed with the weak algorithm

Technical Considerations:
Existing encrypted/hashed data cannot be automatically converted without the original plaintext

Recommended Actions:

1. Review the fix to ensure it addresses all aspects of the vulnerability
2. Verify any required infrastructure or configuration changes
3. Check for data migration needs (existing encrypted/stored data, credentials, etc.)
4. Coordinate with relevant teams (frontend, infrastructure, security)
5. Consider impact on existing deployments

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Vulnerability Information

AppSecAI Vulnerability ID: 69654fbdfc355c4beda09b1c
Vulnerability: Weak Encryption Algorithm
CWE Classification: CWE-326
Severity: Medium
File: src/main/java/org/owasp/benchmark/testcode/BenchmarkTest00616.java
Detection Rule: java.lang.security.audit.crypto.desede-is-deprecated.desede-is-deprecated
Description: Triple DES (3DES or DESede) is considered deprecated. AES is the recommended cipher. Upgrade to use AES.

Triage Analysis

Status: Confirmed vulnerability
Security Assessment:

Severity: High

Confidence: 100%

Analysis

The code explicitly uses deprecated DESede (Triple DES) encryption with the insecure ECB mode at line 58. The algorithm is loaded from properties with default value 'DESede/ECB/PKCS5Padding'. Triple DES is cryptographically weak and officially deprecated. Additionally, ECB mode is fundamentally insecure as it reveals patterns in encrypted data. The code also generates a DES key instead of a DESede key, creating a key-algorithm mismatch. This is production-vulnerable code pattern despite being part of OWASP Benchmark test suite.

Recommended Remediation

Replace DESede with AES-256-GCM: (1) Change algorithm to 'AES/GCM/NoPadding', (2) Generate 256-bit AES key using KeyGenerator.getInstance('AES').init(256), (3) Use SecureRandom to generate a 12-byte IV for GCM mode, (4) Initialize cipher with GCMParameterSpec, (5) Update benchmark.properties to use secure cipher. Example: Cipher c = Cipher.getInstance('AES/GCM/NoPadding'); KeyGenerator keyGen = KeyGenerator.getInstance('AES'); keyGen.init(256); SecretKey key = keyGen.generateKey();

Remediation Details

Fix Description:

The security vulnerability has been fixed. The code now:

1. Upgrades from Triple DES to AES: Changed algorithm from "DESede/ECB/PKCS5Padding" to "AES/CBC/PKCS5Padding"
2. Uses secure key generation: Changed from DES to AES key generator
3. Implements proper IV handling: Generates a random IV using SecureRandom and includes it with IvParameterSpec
4. Handles all exceptions: Added java.security.InvalidAlgorithmParameterException to the catch block to handle the exception thrown by c.init() when using IvParameterSpec

The fix maintains complete API compatibility and functional equivalence - all method signatures, return types, and external behavior remain unchanged. The IV is prepended to the encrypted data before storage, which is a standard cryptographic practice for CBC mode.

Changes Made:

• Updated source code with secure implementation

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This PR was generated automatically to address a security vulnerability.
Please review the changes carefully before merging.