CVE-2021-41617 Information
Share on:Description
sshd in OpenSSH 6.2 through 8.x before 8.8 when certain non-default configurations are used allows privilege escalation because supplemental groups are not initialized as expected. Helper programs for AuthorizedKeysCommand and AuthorizedPrincipalsCommand may run with privileges associated with group memberships of the sshd process if the configuration specifies running the command as a different user.
CVSS Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Reference
https://www.openwall.com/lists/oss-security/2021/09/26/1 https://www.openssh.com/txt/release-8.8 https://www.openssh.com/security.html https://bugzilla.suse.com/show_bug.cgi?id=1190975 https://lists.fedoraproject.org/archives/list/[email protected]/message/6XJIONMHMKZDTMH6BQR5TNLF2WDCGWED/ https://lists.fedoraproject.org/archives/list/[email protected]/message/W44V2PFQH5YLRN6ZJTVRKAD7CU6CYYET/ https://security.netapp.com/advisory/ntap-20211014-0004/ https://lists.fedoraproject.org/archives/list/[email protected]/message/KVI7RWM2JLNMWTOFK6BDUSGNOIPZYPUT/ https://www.oracle.com/security-alerts/cpuapr2022.html
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction Required
LOW
Scope
NONE
Confidentiality Impact
UNCHANGED
Integrity Impact
HIGH
Availability Impact
HIGH
Base Score
HIGH
Base Severity
7.0