CVE-2021-41617
Last modified
CVE-2021-41617 is a high-severity vulnerability rated 7/10 on the CVSS scale. 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.. EPSS estimates a 2.37% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Openbsd | Openssh | >= 6.2, < 8.8 | — |
| Fedoraproject | Fedora | 33 | — |
| Fedoraproject | Fedora | 34 | — |
| Fedoraproject | Fedora | 35 | — |
| Netapp | Active Iq Unified Manager | All versions | — |
| Netapp | Clustered Data Ontap | All versions | — |
| Netapp | Hci Management Node | All versions | — |
| Netapp | Ontap Select Deploy Administration Utility | All versions | — |
| Netapp | Solidfire | All versions | — |
| Netapp | Aff A250 Firmware | All versions | — |
| Netapp | Aff 500f Firmware | All versions | — |
| Oracle | Http Server | 12.2.1.2.0 | — |
| Oracle | Http Server | 12.2.1.3.0 | — |
| Oracle | Http Server | 12.2.1.4.0 | — |
| Oracle | Zfs Storage Appliance Kit | 8.8 | — |
| Starwindsoftware | Starwind Virtual San | v8r13 | 14398 |
References
- https://bugzilla.suse.com/show_bug.cgi?id=1190975Issue Tracking, Patch, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20211014-0004/Third Party Advisory
- https://www.openssh.com/security.htmlVendor Advisory
- https://www.openssh.com/txt/release-8.8Release Notes, Vendor Advisory
- https://www.openwall.com/lists/oss-security/2021/09/26/1Mailing List, Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory
- https://www.oracle.com/security-alerts/cpujul2022.htmlThird Party Advisory
- https://www.starwindsoftware.com/security/sw-20220805-0001/Third Party Advisory
- https://bugzilla.suse.com/show_bug.cgi?id=1190975Issue Tracking, Patch, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20211014-0004/Third Party Advisory
- https://www.openssh.com/security.htmlVendor Advisory
- https://www.openssh.com/txt/release-8.8Release Notes, Vendor Advisory
- https://www.openwall.com/lists/oss-security/2021/09/26/1Mailing List, Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory
- https://www.oracle.com/security-alerts/cpujul2022.htmlThird Party Advisory
- https://www.starwindsoftware.com/security/sw-20220805-0001/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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