CVE-2020-26079 : Exploit Details and Defense Strategies

A vulnerability in the web UI of Cisco IoT Field Network Director (FND) could allow an authenticated, remote attacker to obtain hashes of user passwords on an affected device. The vulnerability is due to insufficient protection of user credentials.

Understanding CVE-2020-26079

This CVE involves a security issue in Cisco IoT Field Network Director (FND) that could lead to the exposure of user password hashes.

What is CVE-2020-26079?

The vulnerability in Cisco IoT Field Network Director (FND) allows a remote attacker to access user password hashes by exploiting insufficient protection of user credentials.

The Impact of CVE-2020-26079

The vulnerability could result in unauthorized access to user password hashes on affected devices, potentially compromising user accounts and sensitive information.

Technical Details of CVE-2020-26079

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability in Cisco IoT Field Network Director (FND) enables attackers to retrieve user password hashes by logging in as an administrative user and crafting a call for user information.

Affected Systems and Versions

Product: Cisco IoT Field Network Director (IoT-FND)
Vendor: Cisco
Version: Not applicable (n/a)

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: High
User Interaction: None
Scope: Changed
CVSS Base Score: 4.1 (Medium Severity)
Vector String: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N

Mitigation and Prevention

Protecting against and addressing the CVE-2020-26079 vulnerability.

Immediate Steps to Take

Implement strong password policies and encourage regular password changes.
Monitor network traffic for any suspicious activities.
Apply the latest security updates and patches from Cisco.

Long-Term Security Practices

Conduct regular security audits and assessments.
Educate users on cybersecurity best practices.
Utilize multi-factor authentication for enhanced security.

Patching and Updates

Stay informed about security advisories from Cisco.
Apply patches and updates promptly to mitigate known vulnerabilities.