Nagios Log Server versions prior to 2024R2.0.3 contain an execution with unnecessary privileges vulnerability as it runs its embedded Logstash process as the root user. If an attacker is able to compromise the Logstash process - for example by exploiting an insecure plugin, pipeline configuration injection, or a vulnerability in input parsing - the attacker could execute code with root privileges, resulting in full system compromise. The Logstash service has been altered to run as the lower-privileged 'nagios' user to reduce this risk associated with a network-facing service that can accept untrusted input or load third-party components.
This vulnerability carries a CRITICAL severity rating with a CVSS v3.1 score of 9.8, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 1 product from nagios organizations running these solutions should prioritize assessment and patching.
Reported in 2025, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.
2025-10-30T22:15:48.090
2025-11-06T16:27:58.503
Analyzed
CVSSv3.1: 9.8 (CRITICAL)
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | nagios | log_server | < 2024 | Yes |
| Application | nagios | log_server | 2024 | Yes |
| Application | nagios | log_server | 2024 | Yes |
| Application | nagios | log_server | 2024 | Yes |
| Application | nagios | log_server | 2024 | Yes |
| Application | nagios | log_server | 2024 | Yes |
| Application | nagios | log_server | 2024 | Yes |
| Application | nagios | log_server | 2024 | Yes |
| Application | nagios | log_server | 2024 | Yes |
| Application | nagios | log_server | 2024 | Yes |
| Application | nagios | log_server | 2024 | Yes |
| Application | nagios | log_server | 2024 | Yes |
| Application | nagios | log_server | 2024 | Yes |
| Application | nagios | log_server | 2024 | Yes |
| Application | nagios | log_server | 2024 | Yes |
SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For nagios's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.