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CVE-2021-35939

Published: Aug 26, 2022Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-59
NVD MITRE
6.7CVSSMEDIUM
EPSS Score
0.5%
Top 62.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:LAC:LPR:HUI:NS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-59

Affected Products

RPMn/a
rpmrpm
Mixed
Operating Systems / linux-distro
enterprise linuxredhat
On-premOS
Operating Systems / linux-distro
Red Hat Enterprise LinuxRed Hat Inc.
On-premOS
Operating Systems / linux-distro
Debian GNU/LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
rpmoss-projectOperating Systems
redhatcommercialUSOperating Systemsaka red hat
red hat inc.commercialUSOperating Systemsaka red hat
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
and 4 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Collection
Discovery
View detailed technique mapping

References

https://rpm.org/wiki/Releases/4.18.0
rpm.org
https://github.com/rpm-software-management/rpm/pull/1919
github.com
https://bugzilla.redhat.com/show_bug.cgi?id=1964129
bugzilla.redhat.com
and 8 more references View all →

Timeline

Published
Aug 26, 2022
Last Updated
Nov 21, 2024

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