CVE-2017-12477 : Vulnerability Insights and Analysis
Learn about CVE-2017-12477 affecting Unitrends Backup (UB) version 10.0.0 or earlier, allowing unauthorized users to bypass authentication and execute arbitrary commands with root privileges.
Unitrends Backup (UB) version 10.0.0 or earlier is vulnerable to a security issue that allows unauthorized users to bypass authentication, potentially leading to the execution of arbitrary commands with root privileges.
Understanding CVE-2017-12477
A vulnerability in the bpserverd proprietary protocol of Unitrends Backup (UB) version 10.0.0 or earlier could enable remote attackers to execute commands with root privileges.
What is CVE-2017-12477?
The vulnerability in Unitrends Backup (UB) version 10.0.0 or earlier allows unauthorized users to bypass authentication, potentially leading to the execution of arbitrary commands with root privileges.
The Impact of CVE-2017-12477
Exploiting this vulnerability could result in unauthorized remote execution of arbitrary commands with root privileges on the affected system.
Technical Details of CVE-2017-12477
Unitrends Backup (UB) version 10.0.0 or earlier is susceptible to a security flaw that allows unauthorized users to bypass authentication and execute arbitrary commands with root privileges.
Vulnerability Description
The vulnerability affects the bpserverd proprietary protocol when accessed through xinetd, enabling unauthorized users to bypass authentication and potentially execute arbitrary commands with root privileges.
Affected Systems and Versions
- Unitrends Backup (UB) version 10.0.0 or earlier
Exploitation Mechanism
The vulnerability allows unauthorized users to bypass authentication in the bpserverd proprietary protocol, potentially enabling the remote execution of arbitrary commands with root privileges.
Mitigation and Prevention
To address CVE-2017-12477, consider the following steps:
Immediate Steps to Take
- Update Unitrends Backup to a version that includes a patch for this vulnerability.
- Restrict network access to the affected system.
- Monitor for any unauthorized access or unusual activities.
Long-Term Security Practices
- Regularly update and patch software to prevent known vulnerabilities.
- Implement strong authentication mechanisms to prevent unauthorized access.
Patching and Updates
- Apply the latest security patches provided by Unitrends Backup to mitigate the vulnerability.