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CVE-2025-32463

high

Description

Sudo before 1.9.17p1 allows local users to obtain root access because /etc/nsswitch.conf from a user-controlled directory is used with the --chroot option.

References

https://www.vicarius.io/vsociety/posts/cve-2025-32463-mitigate-sudo-vulnerability

https://www.vicarius.io/vsociety/posts/cve-2025-32463-detect-sudo-vulnerability

https://www.suse.com/support/update/announcement/2025/suse-su-202502177-1/

https://www.suse.com/security/cve/CVE-2025-32463.html

https://www.openwall.com/lists/oss-security/2025/06/30/3

https://ubuntu.com/security/notices/USN-7604-1

https://security-tracker.debian.org/tracker/CVE-2025-32463

https://iototsecnews.jp/2025/07/01/linux-sudo-chroot-vulnerability-enables-hackers-to-elevate-privileges-to-root/

https://explore.alas.aws.amazon.com/CVE-2025-32463.html

https://bugs.gentoo.org/show_bug.cgi?id=CVE-2025-32463

https://access.redhat.com/security/cve/cve-2025-32463

https://www.cisa.gov/news-events/alerts/2025/09/29/cisa-adds-five-known-exploited-vulnerabilities-catalog

https://thehackernews.com/2025/09/cisa-sounds-alarm-on-critical-sudo-flaw.html

https://securelist.com/container-security-typical-issues/119974/

https://thehackernews.com/2025/07/critical-sudo-vulnerabilities-let-local.html

https://securityaffairs.com/179637/security/critical-sudo-bugs-expose-major-linux-distros-to-local-root-exploits.html

https://www.infosecurity-magazine.com/news/linux-users-urged-to-patch/

https://www.helpnetsecurity.com/2025/07/01/sudo-local-privilege-escalation-vulnerabilities-fixed-cve-2025-32462-cve-2025-32463/

https://www.sudo.ws/security/advisories/chroot_bug/

https://www.stratascale.com/vulnerability-alert-CVE-2025-32463-sudo-chroot

https://github.com/Neverland-lcl/Security_OS_CVE

https://github.com/Neverland-lcl/Security_OS

https://github.com/v3rycl0p3r/CVE-2025-32463

https://github.com/strikoder/LinEnum-ng

https://github.com/wnaspy/CVE-POC-WEAPON

https://github.com/yonathanpy/CVE-2025-32462-CVE-2025-32463-PoC-Lab

https://github.com/zaryouhashraf/CVE-2025-32463

https://github.com/0xAshwesker/CVE-2025-32463

https://github.com/mystichackers/CVE-2025

https://github.com/danilo1992-sys/CVE-2025-32463

https://github.com/SpycioKon/CVE-2025-32463

https://github.com/lakshan-sameera/CVE-2025-32462-and-CVE-2025-32463---Critical-Sudo-Vulnerabilities

https://github.com/justjoeyking/CVE-2025-32463

https://github.com/ankitpandey383/CVE-2025-32463-Sudo-Privilege-Escalation

https://github.com/kazuke-cva/CVE-2025

https://github.com/NewComrade12211/CVE-2025-32463

https://github.com/DensuLabs/CVE-2025-32463

https://github.com/robbin0919/CVE-2025-32463

https://github.com/cyberajju/CVE-2025-32463

https://github.com/ricardomaia/CVE-2025-32463

https://github.com/harsh1verma/CVE-Analysis

https://github.com/r3dBust3r/CVE-2025-32463

https://github.com/mrudybtw/cveinfobot

https://github.com/zenzue/sudo-CVE-2025-Toolkit

https://github.com/LucaReggiannini/cve2hash

https://github.com/ChetanKomal/sudo_exploit

https://github.com/AdityaBhatt3010/Sudo-Privilege-Escalation-Linux-CVE-2025-32463-and-CVE-2025-32462

https://github.com/daryllundy/CVE-2025-32463

https://github.com/Maalfer/Sudo-CVE-2021-3156

https://github.com/Rajneeshkarya/CVE-2025-32463

https://github.com/Floodnut/CVE-2025-32463

https://github.com/ShaneWan/cve-poc

https://github.com/9Insomnie/CVE-2025-32463

https://github.com/dbarquero/cve-2025-32463-lab

https://github.com/toohau/CVE-2025-32462-32463-Detection-Script-

https://github.com/pevinkumar10/CVE-2025-47812

https://github.com/MAAYTHM/CVE-2025-32462_32463-Lab

https://github.com/Chocapikk/CVE-2025-32463-lab

https://github.com/junxian428/CVE-2025-32463

https://github.com/Ilansos/ansible-sudo-cve2025-patch

https://github.com/CIA911/sudo_patch_CVE-2025-32463

https://github.com/san8383/CVE-2025-32463

https://github.com/neko205-mx/CVE-2025-32463_Exploit

https://github.com/4f-kira/CVE-2025-32463

https://www.sudo.ws/security/advisories/

https://www.sudo.ws/releases/changelog/

https://www.secpod.com/blog/sudo-lpe-vulnerabilities-resolved-what-you-need-to-know-about-cve-2025-32462-and-cve-2025-32463/

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-32463

Details

Source: Mitre, NVD

Published: 2025-06-30

Updated: 2025-11-05

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 7.8

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

Severity: High

EPSS

EPSS: 0.59417

Vulnerability Watch

Tenable Research has classified this CVE under the following Vulnerability Watch classification, which includes active and historical (inactive) classifications. You can learn more about these classifications on our blog.

Vulnerability of Interest