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CVE-2020-14423

Estado: ModificadaMedia (5.3)—

Convos before 4.20 does not properly generate a random secret in Core/Settings.pm and Util.pm. This leads to a predictable CONVOS_LOCAL_SECRET value, affecting password resets and invitations.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Convos — Convos

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2020-14423",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2020-06-18T14:15:11.107",
  "references": [
    {
      "url": "https://convos.chat/blog/2020/6/18/local-secret-got-more-secure",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/Nordaaker/convos/commit/54d1763ac65c05aad27ad454b4e5a62ba8352d39",
      "tags": [
        "Patch"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/Nordaaker/convos/compare/4.19...4.20",
      "tags": [
        "Patch"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://convos.chat/blog/2020/6/18/local-secret-got-more-secure",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/Nordaaker/convos/commit/54d1763ac65c05aad27ad454b4e5a62ba8352d39",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/Nordaaker/convos/compare/4.19...4.20",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-330"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Convos before 4.20 does not properly generate a random secret in Core/Settings.pm and Util.pm. This leads to a predictable CONVOS_LOCAL_SECRET value, affecting password resets and invitations."
    },
    {
      "lang": "es",
      "value": "Convos versiones anteriores a 4.20, no genera apropiadamente un secreto aleatorio en el archivo Core/Settings.pm y Util.pm.. Esto conlleva a un valor de CONVOS_LOCAL_SECRET predecible, que afecta a los restablecimientos de contraseña e invitaciones"
    }
  ],
  "lastModified": "2026-06-17T02:54:44.347",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:convos:convos:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "6EEEE2A3-43E7-43E0-8926-25A03646E946",
              "versionEndExcluding": "4.20"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}