cve-2019-10149

{
  "document": {
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      "text": "Critical"
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    "category": "csaf_vex",
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      "text": "Copyright © Red Hat, Inc. All rights reserved.",
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        "title": "Terms of Use"
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      "name": "Red Hat Product Security",
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    "references": [
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.access.redhat.com/data/csaf/v2/vex/2019/cve-2019-10149.json"
      }
    ],
    "title": "exim: Remote command execution in deliver_message() function in /src/deliver.c",
    "tracking": {
      "current_release_date": "2025-11-21T13:37:20+00:00",
      "generator": {
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          "name": "Red Hat SDEngine",
          "version": "4.6.12"
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      },
      "id": "CVE-2019-10149",
      "initial_release_date": "2019-06-04T04:30:00+00:00",
      "revision_history": [
        {
          "date": "2019-06-04T04:30:00+00:00",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2025-04-01T21:00:23+00:00",
          "number": "2",
          "summary": "Current version"
        },
        {
          "date": "2025-11-21T13:37:20+00:00",
          "number": "3",
          "summary": "Last generated version"
        }
      ],
      "status": "final",
      "version": "3"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Red Hat Enterprise Linux 5",
                "product": {
                  "name": "Red Hat Enterprise Linux 5",
                  "product_id": "red_hat_enterprise_linux_5",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:redhat:enterprise_linux:5"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "Red Hat Enterprise Linux 5"
          },
          {
            "category": "product_version",
            "name": "exim",
            "product": {
              "name": "exim",
              "product_id": "exim",
              "product_identification_helper": {
                "purl": "pkg:rpm/redhat/exim?arch=src"
              }
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          }
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    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "exim as a component of Red Hat Enterprise Linux 5",
          "product_id": "red_hat_enterprise_linux_5:exim"
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        "product_reference": "exim",
        "relates_to_product_reference": "red_hat_enterprise_linux_5"
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    ]
  },
  "vulnerabilities": [
    {
      "acknowledgments": [
        {
          "names": [
            "Qualys Research Labs"
          ]
        }
      ],
      "cve": "CVE-2019-10149",
      "cwe": {
        "id": "CWE-78",
        "name": "Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')"
      },
      "discovery_date": "2019-05-29T00:00:00+00:00",
      "flags": [
        {
          "label": "vulnerable_code_not_present",
          "product_ids": [
            "red_hat_enterprise_linux_5:exim"
          ]
        }
      ],
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1715237"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in Exim, where improper validation of the recipient address in the deliver_message() function in /src/deliver.c occurred. An attacker could use this flaw to achieve remote command execution.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "exim: Remote command execution in deliver_message() function in /src/deliver.c",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "Exim is vulnerable since version 4.87, therefore the version of exim package (exim-4.63) shipped with Red Hat Enterprise Linux 5 is not affected by this flaw.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "known_not_affected": [
          "red_hat_enterprise_linux_5:exim"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2019-10149"
        },
        {
          "category": "external",
          "summary": "RHBZ#1715237",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1715237"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2019-10149",
          "url": "https://www.cve.org/CVERecord?id=CVE-2019-10149"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-10149",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-10149"
        },
        {
          "category": "external",
          "summary": "https://www.exim.org/static/doc/security/CVE-2019-10149.txt",
          "url": "https://www.exim.org/static/doc/security/CVE-2019-10149.txt"
        },
        {
          "category": "external",
          "summary": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
          "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog"
        }
      ],
      "release_date": "2019-06-04T04:30:00+00:00",
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.0,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H",
            "version": "3.0"
          },
          "products": [
            "red_hat_enterprise_linux_5:exim"
          ]
        }
      ],
      "threats": [
        {
          "category": "exploit_status",
          "date": "2022-01-10T00:00:00+00:00",
          "details": "CISA: https://www.cisa.gov/known-exploited-vulnerabilities-catalog"
        },
        {
          "category": "impact",
          "details": "Critical",
          "product_ids": [
            "red_hat_enterprise_linux_5:exim"
          ]
        }
      ],
      "title": "exim: Remote command execution in deliver_message() function in /src/deliver.c"
    }
  ]
}