HIGH · 7.0

CVE-2021-41617

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 f...

Vulnerability 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 Score

7.0

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
OpenbsdOpenssh>= 6.2, < 8.8
FedoraprojectFedora33
NetappActive Iq Unified Manager-
NetappClustered Data Ontap-
NetappHci Management Node-
NetappOntap Select Deploy Administration Utility-
NetappSolidfire-
NetappAff A250 Firmware-
NetappAff A250-
NetappAff 500F Firmware-
NetappAff 500F-
OracleHttp Server12.2.1.2.0
OracleZfs Storage Appliance Kit8.8
StarwindsoftwareStarwind Virtual Sanv8r13

References

FAQ

What is CVE-2021-41617?

CVE-2021-41617 is a vulnerability with a CVSS score of 7.0 (HIGH). 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 f...

How severe is CVE-2021-41617?

CVE-2021-41617 has been rated HIGH with a CVSS base score of 7.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-41617?

Check the references section above for vendor advisories and patch information. Affected products include: Openbsd Openssh, Fedoraproject Fedora, Netapp Active Iq Unified Manager, Netapp Clustered Data Ontap, Netapp Hci Management Node.