{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2018-25123", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2025-10-29T20:49:14.561Z", "datePublished": "2025-10-30T21:40:26.892Z", "dateUpdated": "2025-11-17T18:21:39.196Z" }, "containers": { "cna": { "affected": [ { "defaultStatus": "unaffected", "modules": [ "MRTG graphing component" ], "product": "XI", "vendor": "Nagios", "versions": [ { "lessThan": "5.5.7", "status": "affected", "version": "0", "versionType": "semver" } ] } ], "cpeApplicability": [ { "operator": "OR", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:nagios:nagios_xi:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.5.7" } ] } ] } ], "credits": [ { "lang": "en", "type": "finder", "value": "Daniel Sayk of Telekom Security" } ], "descriptions": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "Nagios XI versions prior to 5.5.7 contain a privilege escalation vulnerability in the MRTG graphing component. MRTG-related processes/scripts executed with excessive privileges, allowing a local attacker with limited system access to abuse file/command execution paths or writable resources to gain elevated privileges.
" } ], "value": "Nagios XI versions prior to 5.5.7 contain a privilege escalation vulnerability in the MRTG graphing component. MRTG-related processes/scripts executed with excessive privileges, allowing a local attacker with limited system access to abuse file/command execution paths or writable resources to gain elevated privileges." } ], "impacts": [ { "capecId": "CAPEC-69", "descriptions": [ { "lang": "en", "value": "CAPEC-69 Target Programs with Elevated Privileges" } ] } ], "metrics": [ { "cvssV4_0": { "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "LOCAL", "baseScore": 8.5, "baseSeverity": "HIGH", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED" }, "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ] } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-250", "description": "CWE-250 Execution with Unnecessary Privileges", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2025-11-17T18:21:39.196Z" }, "references": [ { "tags": [ "release-notes", "patch" ], "url": "https://www.nagios.com/changelog/nagios-xi/" }, { "tags": [ "third-party-advisory" ], "url": "https://www.vulncheck.com/advisories/nagios-xi-privilege-escalation-via-mrtg-graphing-component" } ], "solutions": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "Nagios addresses this vulnerability as \"Fixed privilege escalation security vulnerability in MRTG graphing component by running as nagios user/group.\"
" } ], "value": "Nagios addresses this vulnerability as \"Fixed privilege escalation security vulnerability in MRTG graphing component by running as nagios user/group.\"" } ], "source": { "discovery": "UNKNOWN" }, "title": "Nagios XI < 5.5.7 Privilege Escalation via MRTG Graphing Component", "x_generator": { "engine": "vulncheck" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2025-10-31T13:05:58.696301Z", "id": "CVE-2018-25123", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-10-31T13:24:53.962Z" } } ] } }