CVE-2025-32463
Inclusion of Functionality from Untrusted Control Sphere
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
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.
Official description from the CVE record, published by mitre. Copyright © 1999-2026 The MITRE Corporation. See /security/cve/legal for the CVE license. View the record on cve.org
Key data
CVSS 3.1 Critical 9.3
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack vector: Local
The attacker needs local access to the system, or to trick a user into running something.
Attack complexity: Low
No special conditions are needed. The attack can be repeated at will.
Privileges required: None
No account or privileges are needed.
User interaction: None
No action from any user is needed.
Scope: Changed
The impact can reach other components beyond the vulnerable one.
Confidentiality impact: High
Serious or total effect on the secrecy of data.
Integrity impact: High
Serious or total effect on the trustworthiness of data.
Availability impact: High
Serious or total effect on availability.
| Metric | Value | What it means |
|---|---|---|
| Attack vector | Local | The attacker needs local access to the system, or to trick a user into running something. |
| Attack complexity | Low | No special conditions are needed. The attack can be repeated at will. |
| Privileges required | None | No account or privileges are needed. |
| User interaction | None | No action from any user is needed. |
| Scope | Changed | The impact can reach other components beyond the vulnerable one. |
| Confidentiality impact | High | Serious or total effect on the secrecy of data. |
| Integrity impact | High | Serious or total effect on the trustworthiness of data. |
| Availability impact | High | Serious or total effect on availability. |
CVSS is owned and managed by FIRST.Org, Inc. (FIRST) and is used by permission. Each CVSS score on this site is shown together with its vector string, as published in the CVE record by the source named next to it. Learn more at first.org/cvss.
EPSS
- Score
- 0.56300 (56.3% probability)
- Percentile
- 99.1%
- Scores of
- Nov 10, 2026
- Model
- v2026.06.15
CISA Known Exploited Vulnerabilities
- Name in the catalog
- Sudo Inclusion of Functionality from Untrusted Control Sphere Vulnerability
- Added to the catalog
- Sep 29, 2025
- Federal due date
- Oct 20, 2025
CISA assessment as of Sep 27, 2025
- Exploitation
- Recorded by CISA as active
- Automatable
- no
- Technical impact
- total
Weakness (CWE)
- CWE-829Inclusion of Functionality from Untrusted Control Sphere
Affected products
Sudo
- affected: 1.9.14 up to before 1.9.17p1
References
- sudo.ws/security/advisories
- sudo.ws/releases/changelog
- stratascale.com/vulnerability-alert-CVE-2025-32463-sudo-chr…
- 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?id=CVE-2025-32463
- suse.com/support/update/announcement/2025/suse-su-202502177…
- suse.com/security/cve/CVE-2025-32463.html
- secpod.com/blog/sudo-lpe-vulnerabilities-resolved-what-you-…
- sudo.ws/security/advisories/chroot_bug
- vicarius.io/vsociety/posts/cve-2025-32463-detect-sudo-vulne…
- vicarius.io/vsociety/posts/cve-2025-32463-mitigate-sudo-vul…
Timeline
- ID reserved
- Record published
- Added to CISA KEV
- Record last updated
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About CubePath
Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 19:15 UTC. Sources and licenses