Nagios XI < 2011R1.9 Race Conditions in Crontab Install Scripts LPE

{
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "cveMetadata": {
    "cveId": "CVE-2011-10035",
    "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
    "assignerShortName": "VulnCheck",
    "dateUpdated": "2025-10-31T13:24:30.803Z",
    "dateReserved": "2025-10-28T20:05:51.321Z",
    "datePublished": "2025-10-30T21:41:36.116Z",
    "state": "PUBLISHED"
  },
  "containers": {
    "cna": {
      "providerMetadata": {
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck",
        "dateUpdated": "2025-10-30T21:41:36.116Z"
      },
      "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.",
          "supportingMedia": [
            {
              "type": "text/html",
              "base64": false,
              "value": "Nagios XI versions prior to&nbsp;2011R1.9&nbsp;contain privilege escalation vulnerabilities in the scripts that install or update system crontab entries. Due to <span style=\"background-color: rgb(255, 255, 255);\">time-of-check/time-of-use&nbsp;</span>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.<br>"
            }
          ]
        }
      ],
      "affected": [
        {
          "vendor": "Nagios",
          "product": "XI",
          "modules": [
            "Installer / maintenance scripts"
          ],
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "2011R1.9"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "lang": "en",
              "description": "CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition",
              "cweId": "CWE-367",
              "type": "CWE"
            }
          ]
        }
      ],
      "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"
          ]
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-29",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-29 Leveraging Time-of-Check and Time-of-Use (TOCTOU) Race Conditions"
            }
          ]
        }
      ],
      "metrics": [
        {
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Nagios addresses this vulnerability as \"Fixed security escalation race conditions in crontab install scripts.\"",
          "supportingMedia": [
            {
              "type": "text/html",
              "base64": false,
              "value": "Nagios addresses this vulnerability as \"Fixed security escalation race conditions in crontab install scripts.\"<br>"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "0a29406d9794e4f9b30b3c5d6702c708",
          "type": "finder"
        }
      ]
    },
    "adp": [
      {
        "providerMetadata": {
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP",
          "dateUpdated": "2025-10-31T13:24:30.803Z"
        },
        "title": "CISA ADP Vulnrichment",
        "metrics": [
          {}
        ]
      }
    ]
  }
}