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CVE-2019-17016

Estado: ModificadaMedia (6.1)—

When pasting a &lt;style&gt; tag from the clipboard into a rich text editor, the CSS sanitizer incorrectly rewrites a @namespace rule. This could allow for injection into certain types of websites resulting in data exfiltration. This vulnerability affects Firefox ESR < 68.4 and Firefox < 72.

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 (9)

Canonical — Ubuntu LinuxDebian — Debian LinuxMozilla — FirefoxMozilla — Firefox ESRRedhat — Enterprise Linux DesktopRedhat — Enterprise Linux ServerRedhat — Enterprise Linux Server AUSRedhat — Enterprise Linux Server TUSRedhat — Enterprise Linux Workstation

CWE

Referencias

JSON original (NVD)

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      "value": "When pasting a &lt;style&gt; tag from the clipboard into a rich text editor, the CSS sanitizer incorrectly rewrites a @namespace rule. This could allow for injection into certain types of websites resulting in data exfiltration. This vulnerability affects Firefox ESR < 68.4 and Firefox < 72."
    },
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      "lang": "es",
      "value": "Al pegar un &lt;style&gt; etiqueta del portapapeles en un editor de texto enriquecido, el saneador CSS reescribe incorrectamente una regla @namespace. Esto podría permitir una inyección en ciertos tipos de sitios web resultando en la filtración de datos. Esta vulnerabilidad afecta a Firefox ESR versiones anteriores a la versión  68.4 y Firefox versiones anteriores a la versión 72."
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