{"id":"CVE-2021-47700","state":"PUBLISHED","title":"Nagios XI < 5.8.7 Insecure Permissions on Highcharts Temporary Directory","description":"Nagios XI versions prior to 5.8.7 used a temporary directory for Highcharts exports with overly permissive ownership/permissions under the Apache user. Local or co-hosted processes could read/overwrite export artifacts or manipulate paths, risking disclosure or tampering and potential code execution depending on deployment.","publishedAt":"2025-10-30T21:39:02.693Z","updatedAt":"2025-11-17T18:21:43.914Z","severity":{"score":8.5,"label":"High","version":"4.0","vector":"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","source":"VulnCheck"},"assigner":"VulnCheck","products":["Nagios XI"],"affected":[{"vendor":"Nagios","product":"XI","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"5.8.7","versionType":"semver"}],"modules":["Highcharts local exporting tool – temporary working directory (Apache user permissions)"]}],"references":["https://www.nagios.com/changelog/nagios-xi/","https://www.vulncheck.com/advisories/nagios-xi-insecure-permissions-on-highcharts-temporary-directory"],"weaknesses":["CWE-250"],"ingestedAt":"2026-10-29T19:49:19.404Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/47xxx/CVE-2021-47700.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2021-47700","state":"PUBLISHED","datePublished":"2025-10-30T21:39:02.693Z","dateUpdated":"2025-11-17T18:21:43.914Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2025-10-30T15:47:16.865Z"},"containers":{"cna":{"title":"Nagios XI < 5.8.7 Insecure Permissions on Highcharts Temporary Directory","descriptions":[{"lang":"en","value":"Nagios XI versions prior to 5.8.7 used a temporary directory for Highcharts exports with overly permissive ownership/permissions under the Apache user. Local or co-hosted processes could read/overwrite export artifacts or manipulate paths, risking disclosure or tampering and potential code execution depending on deployment."}],"affected":[{"vendor":"Nagios","product":"XI","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"5.8.7","versionType":"semver"}],"modules":["Highcharts local exporting tool – temporary working directory (Apache user permissions)"]}],"references":[{"url":"https://www.nagios.com/changelog/nagios-xi/","tags":["release-notes","patch"]},{"url":"https://www.vulncheck.com/advisories/nagios-xi-insecure-permissions-on-highcharts-temporary-directory","tags":["third-party-advisory"]}],"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":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2025-11-17T18:21:43.914Z"},"cpeApplicability":[{"operator":"OR","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:nagios:nagios_xi:*:*:*:*:*:*:*:*","versionEndExcluding":"5.8.7"}]}]}],"impacts":[{"capecId":"CAPEC-69","descriptions":[{"lang":"en","value":"CAPEC-69 Target Programs with Elevated Privileges"}]}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Nagios addresses this vulnerability as \"Fixed security permissions issue with apache user and temp directory used by Highcharts.\"<br>"}],"value":"Nagios addresses this vulnerability as \"Fixed security permissions issue with apache user and temp directory used by Highcharts.\""}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"vulncheck"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-10-31T13:06:02.904285Z","id":"CVE-2021-47700","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-31T13:25:10.658Z"}}]}}}