CVE-2020-15269 : Exploit Details and Defense Strategies
Discover the impact of CVE-2020-15269 in Spree versions < 3.7.11, >= 4.0.0, < 4.0.4, and >= 4.1.0, < 4.1.11. Learn about the high severity risk, affected systems, and mitigation steps.
In Spree before versions 3.7.11, 4.0.4, or 4.1.11, expired user tokens could be used to access Storefront API v2 endpoints. The issue is patched in versions 3.7.11, 4.0.4, and 4.1.11. A workaround without upgrading is described in the linked advisory.
Understanding CVE-2020-15269
This CVE involves the reuse of expired tokens in Spree, potentially leading to unauthorized access to Storefront API v2 endpoints.
What is CVE-2020-15269?
CVE-2020-15269 relates to a vulnerability in Spree versions prior to 3.7.11, 4.0.4, or 4.1.11, allowing the exploitation of expired user tokens to access Storefront API v2 endpoints.
The Impact of CVE-2020-15269
The vulnerability poses a high severity risk with a CVSS base score of 7.4. It can result in high confidentiality and integrity impacts due to improper authentication and insufficient session expiration.
Technical Details of CVE-2020-15269
This section provides detailed technical information about the CVE.
Vulnerability Description
The vulnerability allows expired user tokens to be leveraged to access Storefront API v2 endpoints in vulnerable Spree versions.
Affected Systems and Versions
- Affected versions include Spree < 3.7.11, >= 4.0.0, < 4.0.4, and >= 4.1.0, < 4.1.11.
Exploitation Mechanism
- Attack Complexity: High
- Attack Vector: Network
- Privileges Required: None
- User Interaction: None
- Scope: Unchanged
- Vector String: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Mitigation and Prevention
Learn how to mitigate and prevent the exploitation of CVE-2020-15269.
Immediate Steps to Take
- Upgrade Spree to versions 3.7.11, 4.0.4, or 4.1.11 to apply the necessary patches.
- Implement the workaround described in the linked advisory if immediate upgrading is not feasible.
Long-Term Security Practices
- Regularly review and update authentication mechanisms to prevent improper authentication vulnerabilities.
- Ensure session expiration policies are robust to avoid similar issues in the future.
Patching and Updates
- Stay informed about security advisories and promptly apply patches released by Spree to address vulnerabilities.