{"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&nbsp;5.5.7&nbsp;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.<br>"}],"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.\"<br>"}],"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"}}]}}