CVE-2025-32463 on CISA KEV
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.
CISA KEV — Actively Exploited
Sudo Inclusion of Functionality from Untrusted Control Sphere Vulnerability
Vendor / Product
— / Sudo / Sudo
CVSS / EPSS
9.3 CRITICAL · EPSS 26.52%
01What CISA says about this vulnerability
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.
02Required action — verbatim from CISA
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
03Notes & references
- www.sudo.ws — https://www.sudo.ws/security/advisories/
- www.sudo.ws — https://www.sudo.ws/releases/changelog/
- www.stratascale.com — https://www.stratascale.com/vulnerability-alert-CVE-2025-32463-sudo-chroot
- www.openwall.com — https://www.openwall.com/lists/oss-security/2025/06/30/3
- access.redhat.com — https://access.redhat.com/security/cve/cve-2025-32463
- ubuntu.com — https://ubuntu.com/security/notices/USN-7604-1
- security-tracker.debian.org — https://security-tracker.debian.org/tracker/CVE-2025-32463
- explore.alas.aws.amazon.com — https://explore.alas.aws.amazon.com/CVE-2025-32463.html
- bugs.gentoo.org — https://bugs.gentoo.org/show_bug.cgi?id=CVE-2025-32463
- www.suse.com — https://www.suse.com/support/update/announcement/2025/suse-su-202502177-1/
- www.suse.com — https://www.suse.com/security/cve/CVE-2025-32463.html
- www.secpod.com — https://www.secpod.com/blog/sudo-lpe-vulnerabilities-resolved-what-you-need-to-k…
- www.sudo.ws — https://www.sudo.ws/security/advisories/chroot_bug/
- www.vicarius.io — https://www.vicarius.io/vsociety/posts/cve-2025-32463-detect-sudo-vulnerability
- www.vicarius.io — https://www.vicarius.io/vsociety/posts/cve-2025-32463-mitigate-sudo-vulnerabilit…
04SARA's analyst layer — why this matters
This vulnerability is currently on the CISA KEV list, which CISA only adds CVEs to when there is reliable evidence of active exploitation in the wild. For federal civilian agencies, BOD 22-01 requires remediation by the due date above. For everyone else, KEV is the strongest "patch immediately" signal you can get from public threat intel.
05Affected products (summary)
| Vendor | Product | Versions |
|---|
| Sudo project | Sudo | 1.9.14 |
06Detection
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