Time-of-check Time-of-use (TOCTOU) Affecting sudo package, versions <0:1.8.29-7.el8
Threat Intelligence
EPSS
0.09% (41st
percentile)
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Test your applications- Snyk ID SNYK-CENTOS8-SUDO-2103858
- published 26 Jul 2021
- disclosed 11 Jan 2021
How to fix?
Upgrade Centos:8 sudo to version 0:1.8.29-7.el8 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream sudo package and not the sudo package as distributed by Centos.
See How to fix? for Centos:8 relevant fixed versions and status.
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.
References
- https://security.netapp.com/advisory/ntap-20210129-0010/
- https://www.sudo.ws/stable.html#1.9.5
- https://access.redhat.com/security/cve/CVE-2021-23239
- 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://bugzilla.suse.com/show_bug.cgi?id=CVE-2021-23239
- https://access.redhat.com/errata/RHSA-2021:1723
- https://lists.debian.org/debian-lts-announce/2022/11/msg00007.html
- 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/
CVSS Scores
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