Vulnerability CVE-2021-41617
Published: 2021-09-26

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.

Type:

CWE-269

 (Improper Privilege Management)

CVSS2 => (AV:N/AC:M/Au:S/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6/10
6.4/10
6.8/10
Exploit range
Attack complexity
Authentication
Remote
Medium
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Openbsd -> Openssh 

 References:
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/package-announce@lists.fedoraproject.org/message/6XJIONMHMKZDTMH6BQR5TNLF2WDCGWED/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/W44V2PFQH5YLRN6ZJTVRKAD7CU6CYYET/
Copyright 2024, cxsecurity.com

 

Back to Top