CVE-2018-3881 Explained : Impact and Mitigation
Learn about CVE-2018-3881, a critical XXE vulnerability in FocalScope v2416 allowing unauthenticated attackers to compromise data. Find mitigation steps and prevention measures here.
A vulnerability has been discovered in FocalScope v2416 which allows for an unauthorized XML external injection. By sending a customized web request to FocalScope's server, an attacker without authentication could potentially trigger an XXE vulnerability, leading to potential compromise of data.
Understanding CVE-2018-3881
This CVE-2018-3881 vulnerability affects FocalScope version v2416 and poses a critical risk due to an unauthenticated XML external injection vulnerability.
What is CVE-2018-3881?
CVE-2018-3881 is an XXE vulnerability in FocalScope v2416 that enables unauthenticated attackers to exploit the server by sending a specially crafted web request, potentially compromising data.
The Impact of CVE-2018-3881
The vulnerability has a CVSS v3.0 base score of 9.4, categorizing it as critical. The impact includes high confidentiality impact, low integrity impact, and high availability impact.
Technical Details of CVE-2018-3881
This section provides more in-depth technical insights into the vulnerability.
Vulnerability Description
The vulnerability in FocalScope v2416 allows unauthenticated attackers to perform XML external injections, leading to potential data compromise.
Affected Systems and Versions
- Product: FocalScope
- Vendor: FocalScope
- Version: v2416
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Privileges Required: None
- User Interaction: None
- Scope: Unchanged
- Vector String: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H
Mitigation and Prevention
To address CVE-2018-3881, follow these mitigation strategies:
Immediate Steps to Take
- Apply vendor-supplied patches promptly.
- Implement network segmentation to limit exposure.
- Monitor and analyze network traffic for suspicious activities.
Long-Term Security Practices
- Regularly update and patch software to prevent vulnerabilities.
- Conduct security training for employees to raise awareness.
- Implement access controls and authentication mechanisms.
Patching and Updates
- Stay informed about security updates from FocalScope.
- Apply patches and updates as soon as they are available.