CVE-2020-4840 : What You Need to Know
Learn about CVE-2020-4840, a high-severity vulnerability in IBM Security Secret Server 10.6 allowing remote attackers to conduct phishing attacks via an open redirect exploit. Take immediate steps to apply official fixes and enhance long-term security practices.
IBM Security Secret Server 10.6 could allow a remote attacker to conduct phishing attacks through an open redirect vulnerability.
Understanding CVE-2020-4840
IBM Security Secret Server 10.6 is susceptible to a security flaw that enables remote attackers to execute phishing attacks.
What is CVE-2020-4840?
CVE-2020-4840 is a vulnerability in IBM Security Secret Server 10.6 that permits remote threat actors to carry out phishing attacks using an open redirect exploit. By tricking a user into visiting a malicious website, attackers can manipulate the URL to redirect victims to a deceptive site, potentially leading to the disclosure of sensitive information or further malicious activities.
The Impact of CVE-2020-4840
The vulnerability poses a high severity risk with a CVSS base score of 7.4, allowing attackers to compromise confidentiality and potentially launch further attacks against targeted individuals.
Technical Details of CVE-2020-4840
IBM Security Secret Server 10.6 vulnerability details and impact.
Vulnerability Description
- Attack Vector: Network
- Attack Complexity: Low
- User Interaction: Required
- CVSS Base Score: 7.4 (High)
- CVSS Vector: CVSS:3.0/I:N/UI:R/A:N/PR:N/C:H/S:C/AC:L/AV:N/RC:C/E:U/RL:O
Affected Systems and Versions
- Product: Security Secret Server
- Vendor: IBM
- Version: 10.6
Exploitation Mechanism
- Attackers can exploit the open redirect vulnerability to conduct phishing attacks by manipulating URLs and redirecting users to malicious websites.
Mitigation and Prevention
Protective measures to address CVE-2020-4840.
Immediate Steps to Take
- Apply the official fix provided by IBM to remediate the vulnerability.
- Educate users about phishing techniques and the importance of verifying URLs before clicking.
Long-Term Security Practices
- Regularly update and patch software to prevent known vulnerabilities.
- Implement security awareness training to enhance user vigilance against social engineering attacks.
Patching and Updates
- Stay informed about security bulletins and updates from IBM to deploy patches promptly.