CVE-2023-46133 : Security Advisory and Response
Discover how CVE-2023-46133 exposes significant weaknesses in CryptoES PBKDF2 algorithm default settings. Learn about the impact, affected versions, and mitigation steps.
This CVE affects the "crypto-es" library, highlighting a significant weakness in the PBKDF2 cryptography algorithm used in versions below 2.1.0.
Understanding CVE-2023-46133
This CVE discloses that the CryptoES library's PBKDF2 algorithm is significantly weaker than industry standards, making it vulnerable to attacks.
What is CVE-2023-46133?
CryptoES library's PBKDF2 algorithm prior to version 2.1.0 is 1,000 times weaker than the standard specified in 1993 and 1,300,000 times weaker than the current industry standard.
The Impact of CVE-2023-46133
The default use of the insecure SHA1 hash algorithm and one single iteration significantly weakens the PBKDF2 algorithm. This vulnerability poses a high impact on password protection and signature generation.
Technical Details of CVE-2023-46133
The vulnerability in detail.
Vulnerability Description
CryptoES PBKDF2 defaults to the insecure SHA1 hash and one iteration, making it highly vulnerable to attacks. Version 2.1.0 includes a patch for this issue.
Affected Systems and Versions
Affected system: "crypto-es" library Affected versions: Below 2.1.0
Exploitation Mechanism
The vulnerability allows attackers to exploit the weak PBKDF2 algorithm, gaining unauthorized access to sensitive data or systems.
Mitigation and Prevention
Preventive measures to secure your systems.
Immediate Steps to Take
Configure CryptoES to use SHA256 with a minimum of 250,000 iterations to increase security. Update to version 2.1.0 to apply the patch.
Long-Term Security Practices
Regularly update cryptographic libraries and algorithms to adhere to the latest industry standards and best practices.
Patching and Updates
Ensure timely installation of software patches and updates to mitigate known vulnerabilities.