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Vulnerability details: VCID-xngs-btuw-u7hj
Vulnerability ID VCID-xngs-btuw-u7hj
Aliases CVE-2021-23239
Summary sudo: possible directory existence test due to race condition in sudoedit
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition
System Score Found at
cvssv3 2.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23239.json
epss 0.00094 https://api.first.org/data/v1/epss?cve=CVE-2021-23239
cvssv3.1 2.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
archlinux Critical https://security.archlinux.org/AVG-1431
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23239.json
https://api.first.org/data/v1/epss?cve=CVE-2021-23239
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23239
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
1915052 https://bugzilla.redhat.com/show_bug.cgi?id=1915052
ASA-202101-25 https://security.archlinux.org/ASA-202101-25
AVG-1431 https://security.archlinux.org/AVG-1431
GLSA-202101-33 https://security.gentoo.org/glsa/202101-33
RHSA-2021:1723 https://access.redhat.com/errata/RHSA-2021:1723
USN-4705-1 https://usn.ubuntu.com/4705-1/
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23239.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.26119
EPSS Score 0.00094
Published At May 29, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-05-29T09:18:07.023697+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23239.json 38.6.0