CVE-2019-25030 : What You Need to Know
Learn about CVE-2019-25030 affecting Versa networking products. Discover the impact, affected systems, exploitation risks, and mitigation steps for this vulnerability.
Versa Director, Versa Analytics, and VOS are affected by a vulnerability where passwords are not securely hashed before storage, making them susceptible to rainbow table attacks.
Understanding CVE-2019-25030
This CVE involves the inadequate protection of credentials in Versa networking products.
What is CVE-2019-25030?
The vulnerability stems from the lack of encoding passwords using adaptable cryptographic hash functions or key derivation functions before storing them, leaving them vulnerable to rainbow table attacks.
The Impact of CVE-2019-25030
- Attackers can exploit this vulnerability to swiftly generate and use precomputed hashes for all possible password combinations, compromising user credentials.
Technical Details of CVE-2019-25030
This section delves into the specifics of the vulnerability.
Vulnerability Description
Passwords in Versa Director, Versa Analytics, and VOS are not encoded using adaptable cryptographic hash functions or key derivation functions before storage, making them susceptible to rainbow table attacks.
Affected Systems and Versions
- Products affected: Versa Director, Versa Analytics, Versa VOS
- Fixed Versions: 16.1R2S11, 20.2.2, 21.1.1, 21.2.1
Exploitation Mechanism
- Attackers exploit the lack of secure password hashing to generate rainbow tables and crack passwords efficiently.
Mitigation and Prevention
Protecting against this vulnerability requires immediate actions and long-term security practices.
Immediate Steps to Take
- Upgrade to the fixed versions mentioned to ensure passwords are securely hashed.
- Encourage users to change their passwords regularly to mitigate potential risks.
Long-Term Security Practices
- Implement adaptable hashing algorithms like scrypt, bcrypt, or key-derivation functions like PBKDF2 for secure password storage.
- Conduct regular security audits to identify and address any vulnerabilities in password handling.
Patching and Updates
- Regularly update and patch the affected systems to prevent exploitation of this vulnerability.