CVE-2018-19648 : Security Advisory and Response
Learn about CVE-2018-19648 affecting ADTRAN PMAA versions 1.6.2-1, 1.6.3, and 1.6.4. Unprivileged users can exploit NETCONF Access Management to create privileged users and run arbitrary commands.
A vulnerability has been identified in the versions 1.6.2-1, 1.6.3, and 1.6.4 of ADTRAN PMAA, allowing unprivileged users to create privileged users and execute arbitrary commands.
Understanding CVE-2018-19648
This CVE involves a security issue in ADTRAN PMAA versions 1.6.2-1, 1.6.3, and 1.6.4, specifically in the NETCONF Access Management (NACM) module.
What is CVE-2018-19648?
This CVE refers to a vulnerability in ADTRAN PMAA versions 1.6.2-1, 1.6.3, and 1.6.4, where unprivileged users can exploit the diagnostic-profile feature over RESTCONF to create privileged users and run arbitrary commands.
The Impact of CVE-2018-19648
The vulnerability allows unauthorized users to escalate their privileges and execute potentially harmful commands within the affected systems.
Technical Details of CVE-2018-19648
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
The issue in ADTRAN PMAA versions 1.6.2-1, 1.6.3, and 1.6.4 lies in the NETCONF Access Management (NACM) module, enabling unprivileged users to create privileged users and execute arbitrary commands using the diagnostic-profile over RESTCONF.
Affected Systems and Versions
- Product: ADTRAN PMAA
- Versions: 1.6.2-1, 1.6.3, 1.6.4
Exploitation Mechanism
The vulnerability can be exploited by unprivileged users leveraging the diagnostic-profile feature over RESTCONF to gain unauthorized access and execute commands.
Mitigation and Prevention
Protecting systems from CVE-2018-19648 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Disable diagnostic-profile feature if not essential
- Monitor network traffic for any suspicious activities
- Apply vendor-supplied patches or updates
Long-Term Security Practices
- Implement the principle of least privilege for user access
- Regularly update and patch software to address security vulnerabilities
Patching and Updates
- ADTRAN may release patches or updates to address the vulnerability
- Stay informed about security advisories and apply patches promptly