CVE - CVE-2019-19522

CVE-ID
CVE-2019-19522	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
OpenBSD 6.6, in a non-default configuration where S/Key or YubiKey authentication is enabled, allows local users to become root by leveraging membership in the auth group. This occurs because root's file can be written to /etc/skey or /var/db/yubikey, and need not be owned by root.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
BUGTRAQ:20191205 Authentication vulnerabilities in OpenBSD URL:https://seclists.org/bugtraq/2019/Dec/8 FULLDISC:20191206 Authentication vulnerabilities in OpenBSD URL:http://seclists.org/fulldisclosure/2019/Dec/14 MISC:http://packetstormsecurity.com/files/155572/Qualys-Security-Advisory-OpenBSD-Authentication-Bypass-Privilege-Escalation.html MISC:https://www.openbsd.org/errata66.html MISC:https://www.openwall.com/lists/oss-security/2019/12/04/5 MLIST:[oss-security] 20191204 Authentication vulnerabilities in OpenBSD URL:http://www.openwall.com/lists/oss-security/2019/12/04/5
Assigning CNA
MITRE Corporation
Date Record Created
20191203	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20191203)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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