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CVE-2021-22952

Estado: ModificadaAlta (8.8)—

A vulnerability found in UniFi Talk application V1.12.3 and earlier permits a malicious actor who has already gained access to a network to subsequently control Talk device(s) assigned to said network if they are not yet adopted. This vulnerability is fixed in UniFi Talk application V1.12.5 and later.

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)

UI — Unifi Talk

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-22952",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
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        "type": "Primary",
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        "cvssData": {
          "scope": "UNCHANGED",
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          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "support@hackerone.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "UniFi Talk application",
          "versions": [
            {
              "status": "affected",
              "version": "Fixed on 1.12.5"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-09-23T13:15:08.950",
  "references": [
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      "url": "https://community.ui.com/releases/Security-Advisory-Bulletin-020-020/8ce6a7e6-0cce-4814-8bbe-ee812cb94b1a",
      "tags": [
        "Third Party Advisory"
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    },
    {
      "url": "https://community.ui.com/releases/Security-Advisory-Bulletin-020-020/8ce6a7e6-0cce-4814-8bbe-ee812cb94b1a",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "support@hackerone.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-94"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability found in UniFi Talk application V1.12.3 and earlier permits a malicious actor who has already gained access to a network to subsequently control Talk device(s) assigned to said network if they are not yet adopted. This vulnerability is fixed in UniFi Talk application V1.12.5 and later."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad encontrada en la aplicación UniFi Talk versiones V1.12.3 y anteriores, permiten a un actor malicioso que ya ha conseguido acceso a una red controlar posteriormente el dispositivo o dispositivos Talk asignados a dicha red si aún no han sido adoptados. Esta vulnerabilidad se ha corregido en la aplicación UniFi Talk versiones V1.12.5 y posteriores"
    }
  ],
  "lastModified": "2026-06-17T03:38:05.877",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:ui:unifi_talk:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "832F4C14-7288-428D-A34D-88760036B3E3",
              "versionEndIncluding": "1.12.3"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "support@hackerone.com"
}