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CVE-2020-1899

HIGH

7.5

Descripcion

The unserialize() function supported a type code, "S", which was meant to be supported only for APC serialization. This type code allowed arbitrary memory addresses to be accessed as if they were static StringData objects. This issue affected HHVM prior to v4.32.3, between versions 4.33.0 and 4.56.0, 4.57.0, 4.58.0, 4.58.1, 4.59.0, 4.60.0, 4.61.0, 4.62.0.

Detalles CVE

Puntuacion CVSS v3.17.5

SeveridadHIGH

Vector CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado3/11/2021

Ultima modificacion11/21/2024

Fuentenvd

Avistamientos honeypot0

Productos afectados

facebook:hhvm

Debilidades (CWE)

CWE-822CWE-119

Referencias

https://github.com/facebook/hhvm/commit/1107228a5128d3ca1c4add8ac1635d933cbbe2e9(cve-assign@fb.com)

https://hhvm.com/blog/2020/06/30/security-update.html(cve-assign@fb.com)

https://github.com/facebook/hhvm/commit/1107228a5128d3ca1c4add8ac1635d933cbbe2e9(af854a3a-2127-422b-91ae-364da2661108)

https://hhvm.com/blog/2020/06/30/security-update.html(af854a3a-2127-422b-91ae-364da2661108)

Correlaciones IOC

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