Vulnerability in Sudo Project
CVE-2025-32463
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.
EPSS: 0.573 (98.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Sudo Project — versions 1.9.14
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Public proof-of-concept exploits
- pr0v3rbs/CVE-2025-32463_chwoot
- kh4sh3i/CVE-2025-32463
- MohamedKarrab/CVE-2025-32463
- K1tt3h/CVE-2025-32463-POC
- mirchr/CVE-2025-32463-sudo-chwoot
- zinzloun/CVE-2025-32463
- Nowafen/CVE-2025-32463
- AdityaBhatt3010/Sudo-Privilege-Escalation-Linux-CVE-2025-32463-and-CVE-2025-32462
- IC3-512/linux-root-kit
- K3ysTr0K3R/CVE-2025-32463-EXPLOIT
References
- www.sudo.ws/security/advisories/
- www.sudo.ws/releases/changelog/
- www.stratascale.com/vulnerability-alert-CVE-2025-32463-sudo-chroot
- www.openwall.com/lists/oss-security/2025/06/30/3
- access.redhat.com/security/cve/cve-2025-32463
- ubuntu.com/security/notices/USN-7604-1
- security-tracker.debian.org/tracker/CVE-2025-32463
- explore.alas.aws.amazon.com/CVE-2025-32463.html
- bugs.gentoo.org/show_bug.cgi
- www.suse.com/support/update/announcement/2025/suse-su-202502177-1/
Frequently asked questions
- What is CVE-2025-32463?
- CVE-2025-32463 is a critical-severity vulnerability in Sudo Project, classified under Inclusion of Functionality from Untrusted Control Sphere. CVSS score: 9.3/10. Published 2025-06-30.
- How severe is CVE-2025-32463?
- Critical severity. CVSS v3 base score is 9.3 out of 10.
- Is CVE-2025-32463 known to be exploited?
- Yes. CVE-2025-32463 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-09-29), indicating it is being actively exploited. 149 public proof-of-concept repositories are indexed.