CVE-2020-8202 : Vulnerability Insights and Analysis
Learn about CVE-2020-8202, a vulnerability in Nextcloud Preferred Providers app v1.6.0 allowing denial of service attacks with long passwords. Find mitigation steps and preventive measures.
Nextcloud Preferred Providers app v1.6.0 has an improper input check vulnerability that allows a denial of service attack with long passwords.
Understanding CVE-2020-8202
This CVE involves a vulnerability in the Nextcloud Preferred Providers app version 1.6.0.
What is CVE-2020-8202?
The vulnerability in the Nextcloud Preferred Providers app version 1.6.0 allows attackers to launch a denial of service attack by exploiting a flaw in input validation.
The Impact of CVE-2020-8202
The vulnerability enables attackers to disrupt the availability of the affected system by using excessively long passwords.
Technical Details of CVE-2020-8202
The technical aspects of the CVE.
Vulnerability Description
The vulnerability arises from an improper input validation check in the Nextcloud Preferred Providers app version 1.6.0.
Affected Systems and Versions
- Product: Nextcloud Preferred Providers
- Version: 1.7.0
Exploitation Mechanism
Attackers can exploit this vulnerability by submitting very long passwords, triggering a denial of service condition.
Mitigation and Prevention
Measures to address the CVE.
Immediate Steps to Take
- Update the Nextcloud Preferred Providers app to a secure version.
- Implement strong password policies to mitigate the risk of denial of service attacks.
Long-Term Security Practices
- Regularly monitor and audit input validation mechanisms in applications.
- Conduct security assessments to identify and remediate similar vulnerabilities.
Patching and Updates
Apply patches and updates provided by Nextcloud to fix the vulnerability.