CVE-2019-1934 : Exploit Details and Defense Strategies
Learn about CVE-2019-1934, a high-severity vulnerability in Cisco ASA Software's web-based management interface allowing privilege escalation. Find mitigation steps and patching details here.
A security flaw in Cisco Adaptive Security Appliance (ASA) Software's web-based management interface allows authenticated remote attackers to escalate privileges and perform administrative actions.
Understanding CVE-2019-1934
This CVE identifies a vulnerability in Cisco ASA Software that could lead to privilege escalation through the web-based management interface.
What is CVE-2019-1934?
The vulnerability in Cisco ASA Software's web-based management interface enables authenticated remote attackers to elevate privileges and execute administrative functions due to inadequate authorization validation.
The Impact of CVE-2019-1934
The vulnerability poses a high severity risk with a CVSS base score of 8.8, potentially allowing attackers to compromise confidentiality, integrity, and availability of affected systems.
Technical Details of CVE-2019-1934
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The flaw in Cisco ASA Software allows attackers with low privileges to exploit the web-based management interface, leading to privilege escalation and unauthorized administrative actions.
Affected Systems and Versions
- Product: Cisco Adaptive Security Appliance (ASA) Software
- Vendor: Cisco
- Versions Affected: < 9.6.4.30
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Privileges Required: Low
- User Interaction: None
- Scope: Unchanged
- Availability Impact: High
- Confidentiality Impact: High
- Integrity Impact: High
- Vector String: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Mitigation and Prevention
Protecting systems from CVE-2019-1934 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply vendor-supplied patches or updates promptly.
- Monitor network traffic for any suspicious activity.
- Restrict access to the web-based management interface.
Long-Term Security Practices
- Regularly update and patch software and firmware.
- Implement strong authentication mechanisms.
- Conduct security training for users to recognize and report suspicious activities.
- Employ network segmentation to limit the impact of potential breaches.
- Stay informed about security advisories and best practices.
Patching and Updates
- Cisco has released patches to address the vulnerability. Ensure all affected systems are updated to versions that mitigate the risk.