{"id":"CVE-2011-10035","state":"PUBLISHED","title":"Nagios XI < 2011R1.9 Race Conditions in Crontab Install Scripts LPE","description":"Nagios XI versions prior to 2011R1.9 contain privilege escalation vulnerabilities in the scripts that install or update system crontab entries. Due to time-of-check/time-of-use race conditions and missing synchronization or final-path validation, a local low-privileged user could manipulate filesystem state during crontab installation to influence the files or commands executed with elevated privileges, resulting in execution with higher privileges.","publishedAt":"2025-10-30T21:41:36.116Z","updatedAt":"2025-11-17T18:21:35.708Z","severity":{"score":7.3,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:L/AC:H/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":"2011R1.9","versionType":"custom"}],"modules":["Installer / maintenance scripts"]}],"references":["https://www.nagios.com/changelog/nagios-xi/","https://www.vulncheck.com/advisories/nagios-xi-race-conditions-in-crontab-install-script-lpe"],"weaknesses":["CWE-367"],"ingestedAt":"2026-10-29T19:39:53.210Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2011/10xxx/CVE-2011-10035.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2011-10035","state":"PUBLISHED","datePublished":"2025-10-30T21:41:36.116Z","dateUpdated":"2025-11-17T18:21:35.708Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2025-10-28T20:05:51.321Z"},"containers":{"cna":{"title":"Nagios XI < 2011R1.9 Race Conditions in Crontab Install Scripts LPE","descriptions":[{"lang":"en","value":"Nagios XI versions prior to 2011R1.9 contain privilege escalation vulnerabilities in the scripts that install or update system crontab entries. Due to time-of-check/time-of-use race conditions and missing synchronization or final-path validation, a local low-privileged user could manipulate filesystem state during crontab installation to influence the files or commands executed with elevated privileges, resulting in execution with higher privileges."}],"affected":[{"vendor":"Nagios","product":"XI","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"2011R1.9","versionType":"custom"}],"modules":["Installer / maintenance scripts"]}],"references":[{"url":"https://www.nagios.com/changelog/nagios-xi/","tags":["release-notes","patch"]},{"url":"https://www.vulncheck.com/advisories/nagios-xi-race-conditions-in-crontab-install-script-lpe","tags":["third-party-advisory"]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"HIGH","attackRequirements":"NONE","attackVector":"LOCAL","baseScore":7.3,"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:H/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-367","description":"CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2025-11-17T18:21:35.708Z"},"cpeApplicability":[{"operator":"OR","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:nagios:nagios_xi:2011:*:*:*:*:*:*:*","versionEndExcluding":"r1.9"}]}]}],"credits":[{"lang":"en","type":"finder","value":"0a29406d9794e4f9b30b3c5d6702c708"}],"impacts":[{"capecId":"CAPEC-29","descriptions":[{"lang":"en","value":"CAPEC-29 Leveraging Time-of-Check and Time-of-Use (TOCTOU) Race Conditions"}]}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Nagios addresses this vulnerability as \"Fixed security escalation race conditions in crontab install scripts.\"<br>"}],"value":"Nagios addresses this vulnerability as \"Fixed security escalation race conditions in crontab install scripts.\""}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"vulncheck"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-10-31T13:05:44.124387Z","id":"CVE-2011-10035","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":"2025-10-31T13:24:30.803Z"}}]}}}