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Vulnerability record · CVE-2023-7090 · published 23 December 2023

CVE-2023-7090: Sudo project sudo improper privilege management vulnerability

Sudo Project · Sudo

A flaw was found in sudo in the handling of ipa_hostname, where ipa_hostname from /etc/sssd/sssd.conf was not propagated in sudo. Therefore, it leads to privilege mismanagement vulnerability in applications, where client hosts retain privileges even after retracting them.

8.8 CVSS 3.1 High EPSS 0.69% · top 49.3% CWE-269 · Improper privilege management
8.8CVSS 3.1 base score
0.69%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References
17 Jun 2026Last modified by NVD

Description

A flaw was found in sudo in the handling of ipa_hostname, where ipa_hostname from /etc/sssd/sssd.conf was not propagated in sudo. Therefore, it leads to privilege mismanagement vulnerability in applications, where client hosts retain privileges even after retracting them.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://access.redhat.com/security/cve/CVE-2023-7090 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2255723 Issue TrackingPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2024/02/msg00002.html
https://security.netapp.com/advisory/ntap-20240208-0001/
https://www.sudo.ws/releases/legacy/#1.8.28 Release Notes
https://access.redhat.com/security/cve/CVE-2023-7090 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2255723 Issue TrackingPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2024/02/msg00002.html
https://security.netapp.com/advisory/ntap-20240208-0001/
https://www.sudo.ws/releases/legacy/#1.8.28 Release Notes

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.8CVE-2025-32463Sudo chroot local privilege escalation via untrusted nsswitch.confSudo before 1.9.17p1 loads /etc/nsswitch.conf from a user-controlled directory when the --chroot option is used, allowing inclusion of functionality …KEVEPSS 61%analysed7.8CVE-2021-3156Sudo off-by-one heap overflow allows root privilege escalationSudo before 1.9.5p2 contains an off-by-one error leading to a heap-based buffer overflow. Triggering it via 'sudoedit -s' with a command-line argumen…KEVEPSS 100%analysed8.8CVE-2025-32462Sudo project sudo incorrect authorization vulnerabilitySudo before 1.9.17p1, when used with a sudoers file that specifies a host that is neither the current host nor ALL, allows listed users to execute co…EPSS 4.4%8.8CVE-2019-14287Sudo policy bypass via crafted user ID in sudo -uSudo before 1.8.28 mishandles a crafted user ID passed to sudo -u, allowing an attacker who already holds a Runas ALL sudoer account to bypass policy…EPSS 64%analysed8.2CVE-2017-1000368Sudo project sudo improper input validation vulnerabilityTodd Miller's sudo version 1.8.20p1 and earlier is vulnerable to an input validation (embedded newlines) in the get_process_ttyname() function result…EPSS 0.57%7.8CVE-2026-35535Sudo project sudo vulnerabilityIn Sudo through 1.9.17p2 before 3e474c2, a failure of a setuid, setgid, or setgroups call, during a privilege drop before running the mailer, is not …EPSS 0.18%7.8CVE-2023-22809Sudo sudoedit Argument Injection Enables Local Privilege EscalationSudo before 1.9.12p2 mishandles extra arguments supplied through the SUDO_EDITOR, VISUAL, and EDITOR environment variables in the sudoedit (-e) featu…EPSS 55%analysed7.8CVE-2021-23240Sudo project sudo link following vulnerabilityselinux_edit_copy_tfiles in sudoedit in Sudo before 1.9.5 allows a local unprivileged user to gain file ownership and escalate privileges by replacin…EPSS 1.1%

Source: NIST National Vulnerability Database (record CVE-2023-7090), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.