CVE & CISA-KEV Catalog

CVE-2025-32463

CRITICALCISA KEVEPSS 99th pctl
9.3
CVSS v3
NVD

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.

How to fix

Remediation Available
sudoDebian
Fixed in:1.9.16p2-3CVE-2025-32463
Fixed in:1.9.16p2-3CVE-2025-32463
sudoRed Hat / RHEL
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
sudoRocky
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
sudo-debuginfoRocky
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
sudo-debuginfoRed Hat / RHEL
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
sudo-debugsourceRocky
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
sudo-debugsourceRed Hat / RHEL
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
sudo-python-pluginRed Hat / RHEL
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
sudo-python-pluginRocky
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
sudo-python-plugin-debuginfoRocky
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
sudo-python-plugin-debuginfoRed Hat / RHEL
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
Fixed in:0:1.9.15-8.p5.el10_0.2RHSA-2025:11537
sudoUbuntu
Fixed in:1.9.9-1ubuntu2.5USN-7604-1
Fixed in:1.9.15p5-3ubuntu5.24.04.1USN-7604-1
sudo-ldapUbuntu
Fixed in:1.9.9-1ubuntu2.5USN-7604-1
Fixed in:1.9.15p5-3ubuntu5.24.04.1USN-7604-1

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

Attack VectorLocal
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeChanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

56.34%probability of exploitation in 30 days
99thpercentile

Very high risk: more likely to be exploited than 99% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

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

CVESeverityCVSSEPSSExploitedFix
CVE-2018-17246Critical9.882%-Fix
CVE-2024-5762High8.172%--
CVE-2018-7422High7.562%--
CVE-2023-2249High8.861%--
CVE-2026-0770Critical9.856%KEV-
CVE-2024-38476Critical9.842%-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.