Security advisory
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
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"
}