FKIE_CVE-2021-40834

Vulnerability from fkie_nvd - Published: 2021-12-10 14:15 - Updated: 2024-11-21 06:24
Severity ?
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Summary
A user interface overlay vulnerability was discovered in F-secure SAFE Browser for Android. When user click on a specially crafted seemingly legitimate URL SAFE browser goes into full screen and hides the user interface. A remote attacker can leverage this to perform spoofing attack.
References
cve-notifications-us@f-secure.comhttps://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fameVendor Advisory
cve-notifications-us@f-secure.comhttps://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40834Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fameVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40834Vendor Advisory
Impacted products
Vendor Product Version
f-secure safe *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:f-secure:safe:*:*:*:*:*:android:*:*",
              "matchCriteriaId": "0ECDAF3F-FF7E-46E1-AB62-8673A1256EA9",
              "versionEndIncluding": "17.9",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A user interface overlay vulnerability was discovered in F-secure SAFE Browser for Android. When user click on a specially crafted seemingly legitimate URL SAFE browser goes into full screen and hides the user interface. A remote attacker can leverage this to perform spoofing attack."
    },
    {
      "lang": "es",
      "value": "Se ha detectado una vulnerabilidad de superposici\u00f3n de la interfaz de usuario en F-secure SAFE Browser para Android. Cuando el usuario hace clic en una URL aparentemente leg\u00edtima especialmente dise\u00f1ada, el navegador SAFE pasa a pantalla completa y oculta la interfaz de usuario. Un atacante remoto puede aprovechar esto para llevar a cabo un ataque de suplantaci\u00f3n de identidad"
    }
  ],
  "id": "CVE-2021-40834",
  "lastModified": "2024-11-21T06:24:53.117",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 0.9,
        "impactScore": 3.4,
        "source": "cve-notifications-us@f-secure.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-12-10T14:15:10.093",
  "references": [
    {
      "source": "cve-notifications-us@f-secure.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame"
    },
    {
      "source": "cve-notifications-us@f-secure.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40834"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40834"
    }
  ],
  "sourceIdentifier": "cve-notifications-us@f-secure.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-1021"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.