CVE-2025-32463
CRITICALCISA KEVEPSS 99th pctlDescription
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.
How to fix
TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works
Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Exploit Intelligence
Very high risk: more likely to be exploited than 99% of all known CVEs.
Sudo Inclusion of Functionality from Untrusted Control Sphere Vulnerability
Sudo contains an inclusion of functionality from untrusted control sphere vulnerability. This vulnerability could allow local attacker to leverage sudo’s -R (--chroot) option to run arbitrary commands as root, even if they are not listed in the sudoers file.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Remediation due: 2025-10-20
References
Related Vulnerabilities
Other CWE-829 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2018-17246 | Critical | 9.8 | 82% | - | Fix |
| CVE-2024-5762 | High | 8.1 | 72% | - | - |
| CVE-2018-7422 | High | 7.5 | 62% | - | - |
| CVE-2023-2249 | High | 8.8 | 61% | - | - |
| CVE-2026-0770 | Critical | 9.8 | 56% | KEV | - |
| CVE-2024-38476 | Critical | 9.8 | 42% | - | Fix |
Common questions
How do I fix CVE-2025-32463?
Published advisories record a fix for 13 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.
Is CVE-2025-32463 being actively exploited?
Yes. CVE-2025-32463 is listed in the CISA Known Exploited Vulnerabilities catalog, which means exploitation has been observed in the wild. US federal agencies were required to remediate it by 2025-10-20. Treat it as a priority whatever its CVSS score says.
How severe is CVE-2025-32463?
CVE-2025-32463 has a CVSS v3 base score of 9.3, rated critical. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
What does CVE-2025-32463 affect?
Published advisories record a fix for sudo (Debian), sudo (Red Hat / RHEL), sudo (Rocky), sudo-debuginfo (Rocky), and 9 more. Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-05.