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Medium

Security advisory

Type: advisorySources: OSVCVE: CVE-2023-1550

Insertion of Sensitive Information into log file vulnerability in NGINX Agent. NGINX Agent version 2.0 before 2.23.3 inserts sensitive information into a log file. An authenticated attacker with local access to read agent log files may gain access to private keys. This issue is only exposed when the non-default trace level logging is enabled. Note: NGINX Agent is included with NGINX Instance Manager and used in conjunction with NGINX API Connectivity Manager, and NGINX Management Suite Security Monitoring.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2023-1550
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 04:12 UTC · Revision 1

Source evidence

CVE-2023-1550

core-osv · Original source

Published 29 Mar 2023, 17:15 UTC

Insertion of Sensitive Information into log file vulnerability in NGINX Agent. NGINX Agent version 2.0 before 2.23.3 inserts sensitive information into a log file. An authenticated attacker with local access to read agent log files may gain access to private keys. This issue is only exposed when the non-default trace level logging is enabled. Note: NGINX Agent is included with NGINX Instance Manager and used in conjunction with NGINX API Connectivity Manager, and NGINX Management Suite Security Monitoring.

osv:CVE-2023-1550
Complete source record
{
  "id": "bc8517f3c68d7479c28c33e0888164546621e22badd11b14f64acabfcf9be855",
  "url": "https://osv.dev/vulnerability/CVE-2023-1550",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2023-1550",
    "summary": "Insertion of Sensitive Information into log file vulnerability in NGINX Agent. NGINX Agent version 2.0 before 2.23.3 inserts sensitive information into a log file. An authenticated attacker with local access to read agent log files may gain access to private keys. This issue is only exposed when the non-default trace level logging is enabled. Note: NGINX Agent is included with NGINX Instance Manager and used in conjunction with NGINX API Connectivity Manager, and NGINX Management Suite Security Monitoring.",
    "evidence": "osv:CVE-2023-1550",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2023-1550",
      "aliases": [
        "BIT-nginx-agent-2023-1550",
        "CVE-2023-1550"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/nginx/agent",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2fe7ce284c7fbcf6bd53928327352191f76dd8c2"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:f5:nginx_agent:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.0.0"
                      },
                      {
                        "fixed": "2.23.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v2.23.2",
            "sdk/v2.23.2",
            "v2.23.1",
            "sdk/v2.23.1",
            "v2.23.0",
            "sdk/v2.23.0",
            "v2.22.1",
            "sdk/v2.22.1",
            "v2.22.0",
            "sdk/v2.22.0",
            "v2.17.0",
            "sdk/v2.17.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-1550.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:15.176087358Z",
      "provider": "osv",
      "references": [
        "https://my.f5.com/manage/s/article/K000133135",
        "https://security.netapp.com/advisory/ntap-20230511-0008/"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:a:f5:nginx_instance_manager:*:*:*:*:*:*:*:*"
            ],
            "vendor_product": "f5:nginx_instance_manager",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "2.0.0"
                  },
                  {
                    "fixed": "2.9.0"
                  }
                ],
                "source": "CPE_RANGE"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-1550",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 429113,
  "published_at": "2023-03-29T17:15:07.107+00:00"
}