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CVE-2020-14346

HIGH

7.8

Descripcion

A flaw was found in xorg-x11-server before 1.20.9. An integer underflow in the X input extension protocol decoding in the X server may lead to arbitrary access of memory contents. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Detalles CVE

Puntuacion CVSS v3.17.8

SeveridadHIGH

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

Vector de ataqueLOCAL

ComplejidadLOW

Privilegios requeridosLOW

Interaccion usuarioNONE

Publicado9/15/2020

Ultima modificacion8/29/2025

Fuentenvd

Avistamientos honeypot0

Productos afectados

canonical:ubuntu_linuxredhat:enterprise_linuxx.org:x_server

Debilidades (CWE)

CWE-191CWE-191

Referencias

https://bugzilla.redhat.com/show_bug.cgi?id=1862246(secalert@redhat.com)

https://lists.x.org/archives/xorg-announce/2020-August/003058.html(secalert@redhat.com)

https://security.gentoo.org/glsa/202012-01(secalert@redhat.com)

https://usn.ubuntu.com/4488-2/(secalert@redhat.com)

https://www.zerodayinitiative.com/advisories/ZDI-20-1417/(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=1862246(af854a3a-2127-422b-91ae-364da2661108)

https://lists.x.org/archives/xorg-announce/2020-August/003058.html(af854a3a-2127-422b-91ae-364da2661108)

https://security.gentoo.org/glsa/202012-01(af854a3a-2127-422b-91ae-364da2661108)

https://usn.ubuntu.com/4488-2/(af854a3a-2127-422b-91ae-364da2661108)

https://www.zerodayinitiative.com/advisories/ZDI-20-1417/(af854a3a-2127-422b-91ae-364da2661108)

Correlaciones IOC

Sin correlaciones registradas

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