nvd-json-data-feeds/CVE-2020/CVE-2020-243xx/CVE-2020-24387.json

{
  "id": "CVE-2020-24387",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2020-10-19T20:15:12.947",
  "lastModified": "2024-11-21T05:14:43.313",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in the yh_create_session() function of yubihsm-shell through 2.0.2. The function does not explicitly check the returned session id from the device. An invalid session id would lead to out-of-bounds read and write operations in the session array. This could be used by an attacker to cause a denial of service attack."
    },
    {
      "lang": "es",
      "value": "Se detect\u00f3 un problema en la funci\u00f3n yh_create_session() de yubihsm-shell versiones hasta 2.0.2. La funci\u00f3n no comprueba expl\u00edcitamente el ID de sesi\u00f3n devuelto por el dispositivo. Un id de sesi\u00f3n no v\u00e1lido conllevar\u00eda a operaciones de lectura y escritura fuera de l\u00edmites en la matriz de sesi\u00f3n. Esto podr\u00eda ser usado por un atacante para causar un ataque de denegaci\u00f3n de servicio"
    }
  ],
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      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "baseScore": 5.0,
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL"
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        },
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ]
    }
  ],
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          "operator": "OR",
          "negate": false,
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  "references": [
    {
      "url": "https://blog.inhq.net/posts/yubico-libyubihsm-vuln/",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
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      ]
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    {
      "url": "https://developers.yubico.com/yubihsm-shell/",
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