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CVE-2020-14346

HIGH

7.8

Description

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.

Details CVE

Score CVSS v3.17.8

SeveriteHIGH

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

Vecteur d'attaqueLOCAL

ComplexiteLOW

Privileges requisLOW

Interaction utilisateurNONE

Publie9/15/2020

Derniere modification8/29/2025

Sourcenvd

Observations honeypot0

Produits affectes

canonical:ubuntu_linuxredhat:enterprise_linuxx.org:x_server

Faiblesses (CWE)

CWE-191CWE-191

References

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)

Correlations IOC

Aucune correlation enregistree

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