FKIE_CVE-2021-29944

Vulnerability from fkie_nvd - Published: 2021-06-24 14:15 - Updated: 2024-11-21 06:02
Severity ?
6.1 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Summary
Lack of escaping allowed HTML injection when a webpage was viewed in Reader View. While a Content Security Policy prevents direct code execution, HTML injection is still possible. *Note: This issue only affected Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 88.
References
security@mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1697604Issue Tracking, Permissions Required, Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2021-16/Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.mozilla.org/show_bug.cgi?id=1697604Issue Tracking, Permissions Required, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2021-16/Release Notes, Vendor Advisory
Impacted products
Vendor Product Version
mozilla firefox *
To clipboard 

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  "descriptions": [
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      "value": "Lack of escaping allowed HTML injection when a webpage was viewed in Reader View. While a Content Security Policy prevents direct code execution, HTML injection is still possible. *Note: This issue only affected Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox \u003c 88."
    },
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      "value": "La falta de escapes permit\u00eda la inyecci\u00f3n de HTML cuando se ve\u00eda una p\u00e1gina web en la vista de lector. Aunque una Pol\u00edtica de Seguridad de Contenidos impide la ejecuci\u00f3n directa de c\u00f3digo, la inyecci\u00f3n de HTML sigue siendo posible. *Nota: Este problema s\u00f3lo afecta a Firefox para Android. Otros sistemas operativos no est\u00e1n afectados. Esta vulnerabilidad afecta a Firefox versiones anteriores a 88"
    }
  ],
  "id": "CVE-2021-29944",
  "lastModified": "2024-11-21T06:02:01.907",
  "metrics": {
    "cvssMetricV2": [
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        "baseSeverity": "MEDIUM",
        "cvssData": {
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          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
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  "published": "2021-06-24T14:15:09.730",
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      "tags": [
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}


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  • 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.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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