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CVE-2020-11882

Status: ModifiedMedium (6.1)—

The O2 Business application 1.2.0 for Android exposes the canvasm.myo2.SplashActivity activity to other applications. The purpose of this activity is to handle deeplinks that can be delivered either via links or by directly calling the activity. However, the deeplink format is not properly validated. This can be abused by an attacker to redirect a user to any page and deliver any content to the user.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Telefonica — O2 Business

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2020-11882",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 4.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6.1,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2020-07-07T16:15:10.217",
  "references": [
    {
      "url": "http://packetstormsecurity.com/files/158302/Android-o2-Business-1.2.0-Open-Redirect.html",
      "tags": [
        "Exploit",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://rcesecurity.com/",
      "tags": [
        "Broken Link"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://packetstormsecurity.com/files/158302/Android-o2-Business-1.2.0-Open-Redirect.html",
      "tags": [
        "Exploit",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://rcesecurity.com/",
      "tags": [
        "Broken Link"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-601"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The O2 Business application 1.2.0 for Android exposes the canvasm.myo2.SplashActivity activity to other applications. The purpose of this activity is to handle deeplinks that can be delivered either via links or by directly calling the activity. However, the deeplink format is not properly validated. This can be abused by an attacker to redirect a user to any page and deliver any content to the user."
    },
    {
      "lang": "es",
      "value": "La aplicación O2 Business versión 1.2.0 para Android, expone la actividad de canvasm.myo2.SplashActivity a otras aplicaciones. El propósito de esta actividad es manejar deeplinks que pueden ser entregados por medio de enlaces o llamando directamente la actividad. Sin embargo, el formato deeplink no está comprobado apropiadamente. Un atacante puede abusar de esto para redireccionar a un usuario a cualquier página y entregar cualquier contenido al usuario"
    }
  ],
  "lastModified": "2026-06-17T02:50:58.500",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:telefonica:o2_business:1.2.0:*:*:*:*:android:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5C7FF3DE-AD49-4773-98EB-13D8DBCF7BFA"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}