{
  "id": "CVE-2024-39556",
  "sourceIdentifier": "sirt@juniper.net",
  "published": "2024-07-10T23:15:12.133",
  "lastModified": "2024-07-11T13:05:54.930",
  "vulnStatus": "Awaiting Analysis",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A Stack-Based Buffer Overflow vulnerability in Juniper Networks Junos OS and Juniper Networks Junos OS Evolved may allow a local, low-privileged attacker with access to the CLI the ability to load a malicious certificate file, leading to a limited Denial of Service (DoS) or privileged code execution.\n\nBy exploiting the 'set security certificates' command with a crafted certificate file, a malicious attacker with access to the CLI could cause a crash of the command management daemon (mgd), limited to the local user's command interpreter, or potentially trigger a stack-based buffer overflow.\n\n\nThis issue affects:\n\n\u00a0Junos OS: \n\n\n  *  All versions before 21.4R3-S7, \n  *  from 22.1 before 22.1R3-S6, \n  *  from 22.2 before 22.2R3-S4, \n  *  from 22.3 before 22.3R3-S3, \n  *  from 22.4 before 22.4R3-S2, \n  *  from 23.2 before 23.2R2, \n  *  from 23.4 before 23.4R1-S1, 23.4R2;\u00a0\n\n\n\n\nJunos OS Evolved: \n\n\n  *  All versions before 21.4R3-S7-EVO, \n  *  from 22.1-EVO before 22.1R3-S6-EVO, \n  *  from 22.2-EVO before 22.2R3-S4-EVO, \n  *  from 22.3-EVO before 22.3R3-S3-EVO, \n  *  from 22.4-EVO before 22.4R3-S2-EVO, \n  *  from 23.2-EVO before 23.2R2-EVO, \n  *  from 23.4-EVO before 23.4R1-S1-EVO, 23.4R2-EVO."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de desbordamiento de b\u00fafer basado en pila en Juniper Networks Junos OS y Juniper Networks Junos OS Evolved puede permitir que un atacante local con pocos privilegios y acceso a la CLI tenga la capacidad de cargar un archivo de certificado malicioso, lo que lleva a una denegaci\u00f3n de servicio (DoS) limitada. ) o ejecuci\u00f3n de c\u00f3digo privilegiado. Al explotar el comando 'set security certificates' con un archivo de certificado manipulado, un atacante malintencionado con acceso a la CLI podr\u00eda provocar un fallo del daemon de administraci\u00f3n de comandos (mgd), limitado al int\u00e9rprete de comandos del usuario local, o potencialmente desencadenar un desbordamiento de b\u00fafer en la regi\u00f3n stack de la memoria. Este problema afecta a: Junos OS: * Todas las versiones anteriores a 21.4R3-S7, * desde 22.1 anterior a 22.1R3-S6, * desde 22.2 anterior a 22.2R3-S4, * desde 22.3 anterior a 22.3R3-S3, * desde 22.4 anterior a 22.4R3- S2, * de 23.2 antes de 23.2R2, * de 23.4 antes de 23.4R1-S1, 23.4R2; Junos OS Evolved: * Todas las versiones anteriores a 21.4R3-S7-EVO, * desde 22.1-EVO antes de 22.1R3-S6-EVO, * desde 22.2-EVO antes de 22.2R3-S4-EVO, * desde 22.3-EVO antes de 22.3R3- S3-EVO, * desde 22.4-EVO antes de 22.4R3-S2-EVO, * desde 23.2-EVO antes de 23.2R2-EVO, * desde 23.4-EVO antes de 23.4R1-S1-EVO, 23.4R2-EVO."
    }
  ],
  "metrics": {
    "cvssMetricV40": [
      {
        "source": "sirt@juniper.net",
        "type": "Secondary",
        "cvssData": {
          "version": "4.0",
          "vectorString": "CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "attackVector": "LOCAL",
          "attackComplexity": "HIGH",
          "attackRequirements": "PRESENT",
          "privilegesRequired": "HIGH",
          "userInteraction": "NONE",
          "vulnerableSystemConfidentiality": "HIGH",
          "vulnerableSystemIntegrity": "HIGH",
          "vulnerableSystemAvailability": "HIGH",
          "subsequentSystemConfidentiality": "NONE",
          "subsequentSystemIntegrity": "NONE",
          "subsequentSystemAvailability": "NONE",
          "exploitMaturity": "NOT_DEFINED",
          "confidentialityRequirements": "NOT_DEFINED",
          "integrityRequirements": "NOT_DEFINED",
          "availabilityRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnerableSystemConfidentiality": "NOT_DEFINED",
          "modifiedVulnerableSystemIntegrity": "NOT_DEFINED",
          "modifiedVulnerableSystemAvailability": "NOT_DEFINED",
          "modifiedSubsequentSystemConfidentiality": "NOT_DEFINED",
          "modifiedSubsequentSystemIntegrity": "NOT_DEFINED",
          "modifiedSubsequentSystemAvailability": "NOT_DEFINED",
          "safety": "NOT_DEFINED",
          "automatable": "NOT_DEFINED",
          "recovery": "NOT_DEFINED",
          "valueDensity": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "providerUrgency": "NOT_DEFINED",
          "baseScore": 7.1,
          "baseSeverity": "HIGH"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "source": "sirt@juniper.net",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "attackVector": "LOCAL",
          "attackComplexity": "HIGH",
          "privilegesRequired": "HIGH",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 6.4,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 0.5,
        "impactScore": 5.9
      }
    ]
  },
  "weaknesses": [
    {
      "source": "sirt@juniper.net",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-121"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://supportportal.juniper.net/JSA83016",
      "source": "sirt@juniper.net"
    }
  ]
}