CVE-2021-35939

MEDIUM

6.7

Descricao

It was found that the fix for CVE-2017-7500 and CVE-2017-7501 was incomplete: the check was only implemented for the parent directory of the file to be created. A local unprivileged user who owns another ancestor directory could potentially use this flaw to gain root privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Detalhes CVE

Pontuacao CVSS v3.16.7

SeveridadeMEDIUM

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

Vetor de ataqueLOCAL

ComplexidadeLOW

Privilegios necessariosHIGH

Interacao do usuarioNONE

Publicado8/26/2022

Ultima modificacao11/21/2024

Fontenvd

Avistamentos honeypot0

Produtos afetados

redhat:enterprise_linuxrpm:rpm

Fraquezas (CWE)

CWE-59CWE-59

Referencias

https://access.redhat.com/security/cve/CVE-2021-35939(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=1964129(secalert@redhat.com)

https://github.com/rpm-software-management/rpm/commit/96ec957e281220f8e137a2d5eb23b83a6377d556(secalert@redhat.com)

https://github.com/rpm-software-management/rpm/pull/1919(secalert@redhat.com)

https://rpm.org/wiki/Releases/4.18.0(secalert@redhat.com)

https://security.gentoo.org/glsa/202210-22(secalert@redhat.com)

https://access.redhat.com/security/cve/CVE-2021-35939(af854a3a-2127-422b-91ae-364da2661108)

https://bugzilla.redhat.com/show_bug.cgi?id=1964129(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/rpm-software-management/rpm/commit/96ec957e281220f8e137a2d5eb23b83a6377d556(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/rpm-software-management/rpm/pull/1919(af854a3a-2127-422b-91ae-364da2661108)

https://rpm.org/wiki/Releases/4.18.0(af854a3a-2127-422b-91ae-364da2661108)

https://security.gentoo.org/glsa/202210-22(af854a3a-2127-422b-91ae-364da2661108)

Correlacoes IOC

Sem correlacoes registradas

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