CVE-2021-23239

The sudoedit personality of Sudo before 1.9.5 may allow a local unprivileged user to perform arbitrary directory-existence tests by winning a sudo_edit.c race condition in replacing a user-controlled directory by a symlink to an arbitrary path.

CVSS v3 2.5 LOW
CVSS v2.0 1.9 LOW

2.5^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.0 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

1.9^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:M/Au:N/C:P/I:N/A:N

Exploitability : 3.4 / Impact : 2.9

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://bugzilla.suse.com/show_bug.cgi?id=CVE-2021-23239	Exploit Issue Tracking Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/11/msg00007.html	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EE42Y35SMJOLONAIBNYNFC7J44UUZ2Y6/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GMY4VSSBIND7VAYSN6T7XIWJRWG4GBB3/
https://security.gentoo.org/glsa/202101-33	Third Party Advisory
https://security.netapp.com/advisory/ntap-20210129-0010/	Third Party Advisory
https://www.sudo.ws/stable.html#1.9.5	Release Notes Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:sudo_project:sudo::::::::
	cpe:2.3:a:sudo_project:sudo::::::::

Configuration 2 (hide)

OR	cpe:2.3:a:netapp:cloud_backup:-:::::::*
	cpe:2.3:a:netapp:hci_management_node:-:::::::*
	cpe:2.3:a:netapp:solidfire:-:::::::*

Configuration 3 (hide)

OR	cpe:2.3:o:fedoraproject:fedora:32:::::::*
	cpe:2.3:o:fedoraproject:fedora:33:::::::*

Configuration 4 (hide)

cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-01-12 09:15

Updated : 2023-11-07 03:30

NVD link : CVE-2021-23239

Mitre link : CVE-2021-23239

CVE.ORG link : CVE-2021-23239

JSON object : View

Products Affected

netapp

cloud_backup
hci_management_node
solidfire

fedoraproject

fedora

sudo_project

sudo

debian

debian_linux

CWE

CWE-59

Improper Link Resolution Before File Access ('Link Following')

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