fkie_cve-2021-42755
Vulnerability from fkie_nvd
Published
2022-07-18 17:15
Modified
2024-11-21 06:28
Summary
An integer overflow / wraparound vulnerability [CWE-190] in FortiSwitch 7.0.2 and below, 6.4.9 and below, 6.2.x, 6.0.x; FortiRecorder 6.4.2 and below, 6.0.10 and below; FortiOS 7.0.2 and below, 6.4.8 and below, 6.2.10 and below, 6.0.x; FortiProxy 7.0.0, 2.0.6 and below, 1.2.x, 1.1.x, 1.0.x; FortiVoiceEnterprise 6.4.3 and below, 6.0.10 and below dhcpd daemon may allow an unauthenticated and network adjacent attacker to crash the dhcpd deamon, resulting in potential denial of service.
Impacted products
Vendor Product Version
fortinet fortiproxy *
fortinet fortiproxy *
fortinet fortiproxy *
fortinet fortiproxy *
fortinet fortiproxy 7.0.0
fortinet fortivoice 5.3.0
fortinet fortivoice 5.3.1
fortinet fortivoice 5.3.2
fortinet fortivoice 5.3.3
fortinet fortivoice 5.3.4
fortinet fortivoice 5.3.5
fortinet fortivoice 5.3.6
fortinet fortivoice 5.3.7
fortinet fortivoice 5.3.8
fortinet fortivoice 5.3.10
fortinet fortivoice 5.3.11
fortinet fortivoice 5.3.12
fortinet fortivoice 5.3.13
fortinet fortivoice 5.3.14
fortinet fortivoice 5.3.15
fortinet fortivoice 5.3.16
fortinet fortivoice 5.3.17
fortinet fortivoice 5.3.18
fortinet fortivoice 5.3.19
fortinet fortivoice 5.3.20
fortinet fortivoice 5.3.21
fortinet fortivoice 5.3.22
fortinet fortivoice 5.3.23
fortinet fortivoice 5.3.24
fortinet fortivoice 5.3.25
fortinet fortivoice 5.3.26
fortinet fortivoice 6.0.0
fortinet fortivoice 6.0.1
fortinet fortivoice 6.0.2
fortinet fortivoice 6.0.3
fortinet fortivoice 6.0.4
fortinet fortivoice 6.0.5
fortinet fortivoice 6.0.6
fortinet fortivoice 6.0.7
fortinet fortivoice 6.0.8
fortinet fortivoice 6.0.9
fortinet fortivoice 6.0.10
fortinet fortivoice 6.4.0
fortinet fortivoice 6.4.1
fortinet fortivoice 6.4.2
fortinet fortivoice 6.4.3
fortinet fortios 5.4.0
fortinet fortios 5.4.1
fortinet fortios 5.4.2
fortinet fortios 5.4.3
fortinet fortios 5.4.4
fortinet fortios 5.4.5
fortinet fortios 5.4.6
fortinet fortios 5.4.7
fortinet fortios 5.4.8
fortinet fortios 5.4.9
fortinet fortios 5.4.10
fortinet fortios 5.4.11
fortinet fortios 5.4.12
fortinet fortios 5.4.13
fortinet fortios 5.6.0
fortinet fortios 5.6.1
fortinet fortios 5.6.2
fortinet fortios 5.6.3
fortinet fortios 5.6.4
fortinet fortios 5.6.5
fortinet fortios 5.6.6
fortinet fortios 5.6.7
fortinet fortios 5.6.8
fortinet fortios 5.6.9
fortinet fortios 5.6.10
fortinet fortios 5.6.11
fortinet fortios 5.6.12
fortinet fortios 5.6.13
fortinet fortios 5.6.14
fortinet fortios 6.0.0
fortinet fortios 6.0.1
fortinet fortios 6.0.2
fortinet fortios 6.0.3
fortinet fortios 6.0.4
fortinet fortios 6.0.5
fortinet fortios 6.0.6
fortinet fortios 6.0.7
fortinet fortios 6.0.8
fortinet fortios 6.0.9
fortinet fortios 6.0.10
fortinet fortios 6.0.11
fortinet fortios 6.0.12
fortinet fortios 6.0.13
fortinet fortios 6.0.14
fortinet fortios 6.2.0
fortinet fortios 6.2.1
fortinet fortios 6.2.2
fortinet fortios 6.2.3
fortinet fortios 6.2.4
fortinet fortios 6.2.5
fortinet fortios 6.2.6
fortinet fortios 6.2.7
fortinet fortios 6.2.8
fortinet fortios 6.2.9
fortinet fortios 6.2.10
fortinet fortios 6.4.0
fortinet fortios 6.4.1
fortinet fortios 6.4.2
fortinet fortios 6.4.3
fortinet fortios 6.4.4
fortinet fortios 6.4.5
fortinet fortios 6.4.6
fortinet fortios 6.4.7
fortinet fortios 7.0.0
fortinet fortios 7.0.1
fortinet fortios 7.0.2
fortinet fortirecorder_firmware 6.0.0
fortinet fortirecorder_firmware 6.0.1
fortinet fortirecorder_firmware 6.0.2
fortinet fortirecorder_firmware 6.0.3
fortinet fortirecorder_firmware 6.0.4
fortinet fortirecorder_firmware 6.0.5
fortinet fortirecorder_firmware 6.0.6
fortinet fortirecorder_firmware 6.0.7
fortinet fortirecorder_firmware 6.0.8
fortinet fortirecorder_firmware 6.0.9
fortinet fortirecorder_firmware 6.0.10
fortinet fortirecorder_firmware 6.4.0
fortinet fortirecorder_firmware 6.4.1
fortinet fortirecorder_firmware 6.4.2
fortinet fortiswitch *
fortinet fortiswitch *
fortinet fortiswitch *
fortinet fortiswitch *



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          "negate": false,
          "operator": "OR"
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      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An integer overflow / wraparound vulnerability [CWE-190] in FortiSwitch 7.0.2 and below, 6.4.9 and below, 6.2.x, 6.0.x; FortiRecorder 6.4.2 and below, 6.0.10 and below; FortiOS 7.0.2 and below, 6.4.8 and below, 6.2.10 and below, 6.0.x; FortiProxy 7.0.0, 2.0.6 and below, 1.2.x, 1.1.x, 1.0.x; FortiVoiceEnterprise 6.4.3 and below, 6.0.10 and below dhcpd daemon may allow an unauthenticated and network adjacent attacker to crash the dhcpd deamon, resulting in potential denial of service."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de desbordamiento de enteros / wraparound [CWE-190] en FortiSwitch versiones 7.0.2 y anteriores, 6.4.9 y anteriores, 6.2.x, 6.0.x; FortiRecorder 6.4.2 y anteriores, 6.0.10 y anteriores; FortiOS 7.0.2 y anteriores, 6.4.8 y anteriores, 6.2.10 y anteriores, 6.0.x; FortiProxy 7. 0.0, 2.0.6 y anteriores, 1.2.x, 1.1.x, 1.0.x; FortiVoiceEnterprise 6.4.3 y anteriores, 6.0.10 y anteriores, dhcpd daemon puede permitir a un atacante no autenticado y adyacente a la red bloquear el dhcpd deamon, resultando en una potencial denegaci\u00f3n de servicio"
    }
  ],
  "id": "CVE-2021-42755",
  "lastModified": "2024-11-21T06:28:06.293",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "psirt@fortinet.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2022-07-18T17:15:08.413",
  "references": [
    {
      "source": "psirt@fortinet.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://fortiguard.com/psirt/FG-IR-21-155"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://fortiguard.com/psirt/FG-IR-21-155"
    }
  ],
  "sourceIdentifier": "psirt@fortinet.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-190"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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