CVE-2016-20021

CRITICAL

9.8

Descricao

In Gentoo Portage before 3.0.47, there is missing PGP validation of executed code: the standalone emerge-webrsync downloads a .gpgsig file but does not perform signature verification. Unless emerge-webrsync is used, Portage is not vulnerable.

Detalhes CVE

Pontuacao CVSS v3.19.8

SeveridadeCRITICAL

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado1/12/2024

Ultima modificacao6/3/2025

Fontenvd

Avistamentos honeypot0

Produtos afetados

gentoo:portage

Fraquezas (CWE)

CWE-347CWE-347

Referencias

https://bugs.gentoo.org/597800(cve@mitre.org)

https://gitweb.gentoo.org/proj/portage.git/tree/NEWS(cve@mitre.org)

https://wiki.gentoo.org/wiki/Portage(cve@mitre.org)

https://bugs.gentoo.org/597800(af854a3a-2127-422b-91ae-364da2661108)

https://gitweb.gentoo.org/proj/portage.git/tree/NEWS(af854a3a-2127-422b-91ae-364da2661108)

https://wiki.gentoo.org/wiki/Portage(af854a3a-2127-422b-91ae-364da2661108)

Correlacoes IOC

Sem correlacoes registradas

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