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Vulnerability details: VCID-y8jn-eyp3-aaar
Vulnerability ID VCID-y8jn-eyp3-aaar
Aliases CVE-2021-23240
Summary selinux_edit_copy_tfiles in sudoedit in Sudo before 1.9.5 allows a local unprivileged user to gain file ownership and escalate privileges by replacing a temporary file with a symlink to an arbitrary file target. This affects SELinux RBAC support in permissive mode. Machines without SELinux are not vulnerable.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (2)
System Score Found at
rhas Low https://access.redhat.com/errata/RHSA-2021:1723
cvssv3 7.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23240.json
epss 0.00096 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00096 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00096 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00096 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00096 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00096 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00096 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00096 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00096 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00096 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00096 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00096 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00096 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00096 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00096 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00096 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
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epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00172 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00218 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00218 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00218 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00218 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00218 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00218 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00218 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00218 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00218 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00225 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00225 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00225 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00225 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.00241 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
epss 0.0325 https://api.first.org/data/v1/epss?cve=CVE-2021-23240
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1915053
cvssv3.1 7.8 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 8.8 https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E
generic_textual HIGH https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E
cvssv3.1 8.8 https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E
generic_textual HIGH https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E
cvssv2 4.4 https://nvd.nist.gov/vuln/detail/CVE-2021-23240
cvssv3 7.8 https://nvd.nist.gov/vuln/detail/CVE-2021-23240
cvssv3.1 7.8 https://nvd.nist.gov/vuln/detail/CVE-2021-23240
archlinux High https://security.archlinux.org/AVG-1432
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23240.json
https://api.first.org/data/v1/epss?cve=CVE-2021-23240
https://bugzilla.suse.com/show_bug.cgi?id=CVE-2021-23240
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23240
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
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://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EE42Y35SMJOLONAIBNYNFC7J44UUZ2Y6/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GMY4VSSBIND7VAYSN6T7XIWJRWG4GBB3/
https://security.gentoo.org/glsa/202101-33
https://security.netapp.com/advisory/ntap-20210129-0010/
https://www.sudo.ws/stable.html#1.9.5
1915053 https://bugzilla.redhat.com/show_bug.cgi?id=1915053
AVG-1432 https://security.archlinux.org/AVG-1432
cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:*
cpe:2.3:a:sudo_project:sudo:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:sudo_project:sudo:*:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
CVE-2021-23240 https://nvd.nist.gov/vuln/detail/CVE-2021-23240
RHSA-2021:1723 https://access.redhat.com/errata/RHSA-2021:1723
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23240.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:L/PR:L/UI:N/S:U/C:H/I:H/A:H 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

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E
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:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E
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: AV:L/AC:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2021-23240
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-23240
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:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-23240
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 0.41470
EPSS Score 0.00096
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.