CVE-2019-1619 : Exploit Details and Defense Strategies
Learn about CVE-2019-1619, a critical vulnerability in Cisco Data Center Network Manager allowing unauthorized access. Find mitigation steps and patching details here.
Cisco Data Center Network Manager Authentication Bypass Vulnerability
Understanding CVE-2019-1619
This CVE involves a vulnerability in the web-based management interface of Cisco Data Center Network Manager (DCNM) that could allow unauthorized access and administrative control on affected devices.
What is CVE-2019-1619?
The flaw in the web-based management interface of Cisco DCNM enables attackers to bypass authentication and execute actions with administrative privileges on targeted devices. The vulnerability stems from inadequate session management within the affected DCNM software.
The Impact of CVE-2019-1619
The vulnerability has a CVSS base score of 9.8, indicating a critical severity level. If exploited, attackers can gain full administrative control over the compromised device, posing a significant security risk.
Technical Details of CVE-2019-1619
The technical aspects of the vulnerability are as follows:
Vulnerability Description
- Attack Vector: Network
- Attack Complexity: Low
- Privileges Required: None
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
Affected Systems and Versions
- Product: Cisco Data Center Network Manager
- Vendor: Cisco
- Versions Affected: < 11.1(1)
Exploitation Mechanism
The attacker needs to send a carefully crafted HTTP request to the compromised device to exploit the vulnerability. Successful exploitation grants the attacker administrative control over the affected device.
Mitigation and Prevention
To address CVE-2019-1619, consider the following steps:
Immediate Steps to Take
- Apply vendor-provided patches promptly
- Monitor network traffic for signs of exploitation
- Restrict access to the affected system
Long-Term Security Practices
- Regularly update and patch software and firmware
- Implement strong network segmentation and access controls
- Conduct regular security assessments and audits
Patching and Updates
- Cisco has released patches to address this vulnerability
- Ensure all affected systems are updated with the latest security fixes