CVE-2021-23239

Description

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://www.sudo.ws/stable.html#1.9.5

https://security.netapp.com/advisory/ntap-20210129-0010/

https://security.gentoo.org/glsa/202101-33

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/EE42Y35SMJOLONAIBNYNFC7J44UUZ2Y6/

https://lists.debian.org/debian-lts-announce/2022/11/msg00007.html

https://bugzilla.suse.com/show_bug.cgi?id=CVE-2021-23239

Details

Source: Mitre, NVD

Risk Information

CVSS v2

CVSS v3