CVE-2017-5448
Estado: ModificadaAlta (8.6)—
An out-of-bounds write in "ClearKeyDecryptor" while decrypting some Clearkey-encrypted media content. The "ClearKeyDecryptor" code runs within the Gecko Media Plugin (GMP) sandbox. If a second mechanism is found to escape the sandbox, this vulnerability allows for the writing of arbitrary data within memory, resulting in a potentially exploitable crash. This vulnerability affects Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.
CVSS
- Versión: 3.0
- Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
- Puntuación base: 8.6
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 2.07%
- Percentil entre todas las CVEs puntuadas: 81
- Fecha de la puntuación: 7/10/2026
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 (8)
CWE
- CWE-787
Referencias
- http://www.securityfocus.com/bid/97940
- http://www.securitytracker.com/id/1038320
- https://access.redhat.com/errata/RHSA-2017:1104
- https://access.redhat.com/errata/RHSA-2017:1106
- https://bugzilla.mozilla.org/show_bug.cgi?id=1346648
- https://www.debian.org/security/2017/dsa-3831
- https://www.mozilla.org/security/advisories/mfsa2017-10/
- https://www.mozilla.org/security/advisories/mfsa2017-11/
- https://www.mozilla.org/security/advisories/mfsa2017-12/
- http://www.securityfocus.com/bid/97940
- http://www.securitytracker.com/id/1038320
- https://access.redhat.com/errata/RHSA-2017:1104
- https://access.redhat.com/errata/RHSA-2017:1106
- https://bugzilla.mozilla.org/show_bug.cgi?id=1346648
- https://www.debian.org/security/2017/dsa-3831
- https://www.mozilla.org/security/advisories/mfsa2017-10/
- https://www.mozilla.org/security/advisories/mfsa2017-11/
- https://www.mozilla.org/security/advisories/mfsa2017-12/
JSON original (NVD)
Mostrar
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