CVE-2026-9787: Quest NetVault Backup NVBULogDaemon Command Injection Remote Code Execution Vulnerability
Quest NetVault Backup NVBULogDaemon Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Quest NetVault Backup. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed.
The specific flaw exists within the processing of NVBULogDaemon JSON-RPC messages. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. Was ZDI-CAN-27625.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-9787?
CVE-2026-9787 has a severity rating of 8.8, which is classified as high.
How do I fix CVE-2026-9787?
To address CVE-2026-9787, update Quest NetVault Backup to the latest version that includes the security fix for this vulnerability.
What types of attacks can exploit CVE-2026-9787?
CVE-2026-9787 can be exploited by remote attackers to perform command injection and execute arbitrary code.
Is authentication required to exploit CVE-2026-9787?
Yes, authentication is required to exploit CVE-2026-9787, making it necessary for attackers to have access to the system.
What impact does CVE-2026-9787 have on affected systems?
The impact of CVE-2026-9787 allows remote code execution, which can lead to complete system compromise.