CVE-2021-35939

MEDIUM

6.7

Description

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.

CVE Details

CVSS v3.1 Score6.7

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredHIGH

User InteractionNONE

Published8/26/2022

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

redhat:enterprise_linuxrpm:rpm

Weaknesses (CWE)

CWE-59CWE-59

References

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)

IOC Correlations

No correlations recorded

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