{"id":"CVE-2025-32463","published":"2025-06-30T21:15:30Z","modified":"2026-06-17T09:12:02Z","title":"Sudo Inclusion of Functionality from Untrusted Control Sphere Vulnerability","vendor":"Sudo","product":"Sudo","tier":"core","eol":null,"description":{"text":"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.","provenance":"source","from":"NVD"},"summary":{"text":"The flaw is in Sudo, the privilege-escalation utility, before version 1.9.17p1, where the handling of the --chroot option means that /etc/nsswitch.conf is taken from a directory the user controls, which is an inclusion of functionality from an untrusted control sphere. A local user with low privileges and no user interaction can exploit this to obtain root access on the affected system.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-23T07:10:49Z"},"cvss":{"score":7.8,"severity":"HIGH","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.55498,"percentile":0.99033,"date":"2026-10-29","provenance":"source"},"kev":{"dateAdded":"2025-09-29","dueDate":"2025-10-20","ransomware":false,"requiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","notes":"This vulnerability could affect an open-source component, third-party library, protocol, or proprietary implementation that could be used by different products. For more information, please see: https://www.sudo.ws/security/advisories/chroot_bug/ ; https://nvd.nist.gov/vuln/detail/CVE-2025-32463","provenance":"source"},"vulncheckKev":{"dateAdded":"2025-09-29","exploitedFirstSeen":"2025-09-29","ransomware":false,"evidence":[{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2025-09-29"},{"url":"https://www.rapid7.com/cdn/assets/bltbd2f1cd70f9e3e7f/691360b9c91291146f1a5308/threat-landscape-report-q3-2025.pdf","date":"2025-11-12"},{"url":"https://www.loginsoft.com/reports/annually/vulnerability-intelligence-report-2025","date":"2026-01-20"},{"url":"https://wwv.vulncheck.com/2026-vulncheck-exploit-intelligence-report","date":"2026-02-25"},{"url":"https://www.redhat.com/en/resources/product-security-risk-report-2025","date":"2026-04-10"}],"evidenceTotal":5,"provenance":"source"},"exploited":true,"otx":{"pulseCount":50,"pulses":[{"name":"Actively_Exploited_Kev | Oct 30, 2026","url":"https://otx.alienvault.com/pulse/6ae35d889ea92b4ce19c2680","created":"2026-10-29"},{"name":"Actively_Exploited_Kev | Oct 29, 2026","url":"https://otx.alienvault.com/pulse/6ae20c1db17e7057ae7d9ad1","created":"2026-10-28"},{"name":"Actively_Exploited_Kev | Oct 28, 2026","url":"https://otx.alienvault.com/pulse/6ae0ba7e0e2a97ff7b218819","created":"2026-10-27"},{"name":"Actively_Exploited_Kev | Oct 27, 2026","url":"https://otx.alienvault.com/pulse/6adf68b85c3e852f3c111d18","created":"2026-10-26"},{"name":"Actively_Exploited_Kev | Oct 24, 2026","url":"https://otx.alienvault.com/pulse/6adb740e397c3ad4799aa4cd","created":"2026-10-23"},{"name":"Actively_Exploited_Kev | Oct 23, 2026","url":"https://otx.alienvault.com/pulse/6ada236fcfba2dfa730ea482","created":"2026-10-22"},{"name":"Actively_Exploited_Kev | Oct 22, 2026","url":"https://otx.alienvault.com/pulse/6ad8d33a077cbb5cab524d80","created":"2026-10-21"},{"name":"Actively_Exploited_Kev | Oct 21, 2026","url":"https://otx.alienvault.com/pulse/6ad78130c4d1ac2be83a8b6d","created":"2026-10-20"},{"name":"Actively_Exploited_Kev | Oct 20, 2026","url":"https://otx.alienvault.com/pulse/6ad62f63c24a405a3423cc13","created":"2026-10-19"},{"name":"Actively_Exploited_Kev | Oct 19, 2026","url":"https://otx.alienvault.com/pulse/6ad4dda174e5797d0bd238b7","created":"2026-10-18"}],"provenance":"machine"},"cwes":[{"id":"CWE-829","name":"Inclusion of Functionality from Untrusted Control Sphere"}],"references":[{"url":"https://access.redhat.com/security/cve/cve-2025-32463","tags":["Third Party Advisory"]},{"url":"https://bugs.gentoo.org/show_bug.cgi?id=CVE-2025-32463","tags":["Issue Tracking","Third Party Advisory"]},{"url":"https://explore.alas.aws.amazon.com/CVE-2025-32463.html","tags":["Third Party Advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2025-32463","tags":["Third Party Advisory"]},{"url":"https://ubuntu.com/security/notices/USN-7604-1","tags":["Third Party Advisory"]},{"url":"https://www.openwall.com/lists/oss-security/2025/06/30/3","tags":["Third Party Advisory"]},{"url":"https://www.secpod.com/blog/sudo-lpe-vulnerabilities-resolved-what-you-need-to-know-about-cve-2025-32462-and-cve-2025-32463/","tags":["Exploit","Third Party Advisory"]},{"url":"https://www.stratascale.com/vulnerability-alert-CVE-2025-32463-sudo-chroot","tags":["Exploit","Third Party Advisory"]},{"url":"https://www.sudo.ws/releases/changelog/","tags":["Release Notes"]},{"url":"https://www.sudo.ws/security/advisories/","tags":["Vendor Advisory"]},{"url":"https://www.sudo.ws/security/advisories/chroot_bug/","tags":["Vendor Advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2025-32463.html","tags":["Third Party Advisory"]},{"url":"https://www.suse.com/support/update/announcement/2025/suse-su-202502177-1/","tags":["Third Party Advisory"]},{"url":"https://www.vicarius.io/vsociety/posts/cve-2025-32463-detect-sudo-vulnerability","tags":["Third Party Advisory"]},{"url":"https://www.vicarius.io/vsociety/posts/cve-2025-32463-mitigate-sudo-vulnerability","tags":["Mitigation","Third Party Advisory"]},{"url":"https://iototsecnews.jp/2025/07/01/linux-sudo-chroot-vulnerability-enables-hackers-to-elevate-privileges-to-root/","tags":["Third Party Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-32463","tags":["US Government Resource"]}],"techniques":[{"id":"T1068","name":"Exploitation for Privilege Escalation","tactics":["privilege-escalation"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: local privilege escalation exploitation","mappingType":"exploitation_technique","evidence":[{"from":"description","quote":"allows local users to obtain root access","start":21,"end":61}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"},{"id":"T1548","name":"Abuse Elevation Control Mechanism","tactics":["privilege-escalation"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: root access via sudo misconfiguration","mappingType":"primary_impact","evidence":[{"from":"description","quote":"allows local users to obtain root access","start":21,"end":61}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"}],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2025-19673","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-19673","exploited":true,"exploitedSince":"2025-09-29","provenance":"source"},"exploits":[{"id":52352,"url":"https://www.exploit-db.com/exploits/52352","title":"Sudo chroot 1.9.17 - Local Privilege Escalation","type":"local","platform":"linux","date":"2025-07-08","verified":false,"provenance":"source"}],"exploitSources":{"exploitdb":{"count":1,"earliest":"2025-07-08"},"pocGithub":{"count":56,"skipped":13,"earliest":"2025-07-01","earliestUrl":"https://github.com/pr0v3rbs/CVE-2025-32463_chwoot","repos":[{"name":"pr0v3rbs/CVE-2025-32463_chwoot","url":"https://github.com/pr0v3rbs/CVE-2025-32463_chwoot","stars":532,"created":"2025-07-01"},{"name":"kh4sh3i/CVE-2025-32463","url":"https://github.com/kh4sh3i/CVE-2025-32463","stars":474,"created":"2025-07-02"},{"name":"MohamedKarrab/CVE-2025-32463","url":"https://github.com/MohamedKarrab/CVE-2025-32463","stars":52,"created":"2025-07-14"},{"name":"K1tt3h/CVE-2025-32463-POC","url":"https://github.com/K1tt3h/CVE-2025-32463-POC","stars":30,"created":"2025-07-01"},{"name":"1xPwn/CVE-2025-32463","url":"https://github.com/1xPwn/CVE-2025-32463","stars":26,"created":"2025-08-08"}]},"metasploit":[{"name":"Sudo Chroot 1.9.17 Privilege Escalation","module":"exploit/linux/local/sudo_chroot_cve_2025_32463","type":"exploit","disclosureDate":"2025-06-30","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/sudo_chroot_cve_2025_32463.rb"}],"first":{"date":"2025-06-30","source":"Metasploit","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/sudo_chroot_cve_2025_32463.rb"},"provenance":"source"},"detections":{"cveRules":[{"title":"Non-Standard Nsswitch.Conf Creation - Potential CVE-2025-32463 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396 days ago"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":19.81,"detail":"percentile 0.9903"},{"name":"Named in threat reports","points":0.0,"detail":"0 reports"},{"name":"Public exploit code","points":5.0,"detail":"2 NVD references tagged Exploit; 1 Exploit-DB entry; 56 PoC-in-GitHub repos; 1 Metasploit module"},{"name":"Mentioned in OTX pulses","points":3.0,"detail":"50 pulses"},{"name":"CVSS severity","points":5.46,"detail":"base score 7.8"},{"name":"End-of-life product","points":0.0,"detail":"supported or unknown"}]}}