CVE-2021-23240

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-23240
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.

7.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.4 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 3.4 / Impact : 6.4

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
https://bugzilla.suse.com/show_bug.cgi?id=CVE-2021-23240 Exploit Issue Tracking Patch Third Party Advisory
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%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://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
https://bugzilla.suse.com/show_bug.cgi?id=CVE-2021-23240 Exploit Issue Tracking Patch Third Party Advisory
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%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://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: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:*:*:*:*:*:*:*
History

21 Nov 2024, 05:51

Type Values Removed Values Added
References () https://bugzilla.suse.com/show_bug.cgi?id=CVE-2021-23240 - Exploit, Issue Tracking, Patch, Third Party Advisory () https://bugzilla.suse.com/show_bug.cgi?id=CVE-2021-23240 - Exploit, Issue Tracking, Patch, Third Party Advisory
References () https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E - () https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E -
References () https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E - () https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E -
References () 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/EE42Y35SMJOLONAIBNYNFC7J44UUZ2Y6/ -
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GMY4VSSBIND7VAYSN6T7XIWJRWG4GBB3/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GMY4VSSBIND7VAYSN6T7XIWJRWG4GBB3/ -
References () https://security.gentoo.org/glsa/202101-33 - Third Party Advisory () https://security.gentoo.org/glsa/202101-33 - Third Party Advisory
References () https://security.netapp.com/advisory/ntap-20210129-0010/ - Third Party Advisory () https://security.netapp.com/advisory/ntap-20210129-0010/ - Third Party Advisory
References () https://www.sudo.ws/stable.html#1.9.5 - Release Notes, Vendor Advisory () https://www.sudo.ws/stable.html#1.9.5 - Release Notes, Vendor Advisory

13 Sep 2021, 19:48

Type Values Removed Values Added
References
  • (MLIST) https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E - Mailing List, Third Party Advisory
References (MLIST) https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E - (MLIST) https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E - Mailing List, Third Party Advisory

29 Jun 2021, 15:15

Type Values Removed Values Added
References
  • (MLIST) https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E -
Information

Published : 2021-01-12 09:15

Updated : 2024-11-21 05:51

NVD link : CVE-2021-23240

Mitre link : CVE-2021-23240

CVE.ORG link : CVE-2021-23240

JSON object : View

Products Affected

netapp

  • solidfire
  • hci_management_node

sudo_project

  • sudo

fedoraproject

  • fedora
CWE
CWE-59

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