CVE-2021-41617: High severity OpenBSD OpenSSH vulnerability
Last updated 11 February 2025
Other sources
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.
— Launchpad
Affected Software
Remediation
Patch Available
Patch Available
Event History
Frequently Asked Questions
What is the vulnerability ID for this OpenSSH vulnerability?
The vulnerability ID for this OpenSSH vulnerability is CVE-2021-41617.
What is the severity level of CVE-2021-41617?
The severity level of CVE-2021-41617 is high with a severity value of 7.
Which versions of OpenSSH are affected by CVE-2021-41617?
OpenSSH versions 6.2 through 8.x before 8.8 are affected by CVE-2021-41617.
How does CVE-2021-41617 allow privilege escalation?
CVE-2021-41617 allows privilege escalation when certain non-default configurations of OpenSSH are used and supplemental groups are not initialized as expected.
Are there any references available for CVE-2021-41617?
Yes, you can find references for CVE-2021-41617 at the following links: [1](https://bugzilla.suse.com/show_bug.cgi?id=1190975), [2](https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6XJIONMHMKZDTMH6BQR5TNLF2WDCGWED/), [3](https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KVI7RWM2JLNMWTOFK6BDUSGNOIPZYPUT/)