{
  "id": "CVE-2020-26172",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2020-12-18T10:15:12.710",
  "lastModified": "2020-12-21T21:11:33.897",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Every login in tangro Business Workflow before 1.18.1 generates the same JWT token, which allows an attacker to reuse the token when a session is active. The JWT token does not contain an expiration timestamp."
    },
    {
      "lang": "es",
      "value": "Cada inicio de sesi\u00f3n en Tangro Business Workflow versiones anteriores a 1.18.1, genera el mismo token JWT, que permite a un atacante reutilizar el token cuando una sesi\u00f3n est\u00e1 activa. El token JWT no contiene una marca de tiempo de expiraci\u00f3n"
    }
  ],
  "metrics": {
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      {
        "source": "nvd@nist.gov",
        "type": "Primary",
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          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.5
      },
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        "source": "cve@mitre.org",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N",
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          "attackComplexity": "HIGH",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE",
          "baseScore": 4.2,
          "baseSeverity": "MEDIUM"
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        "exploitabilityScore": 1.6,
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    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:N",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "NONE",
          "baseScore": 6.4
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 10.0,
        "impactScore": 4.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-294"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:tangro:business_workflow:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "1.18.1",
              "matchCriteriaId": "BAE2FD7D-E1ED-4E14-BD48-CBB2BDFFE086"
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  "references": [
    {
      "url": "https://blog.to.com/advisory-tangro-bwf-1-17-5-multiple-vulnerabilities/",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.tangro.de/",
      "source": "cve@mitre.org",
      "tags": [
        "Product"
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    }
  ]
}