CVE-2021-41617
OpenSSH sshd Privilege Escalation
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.
INFO
Published Date :
Sept. 26, 2021, 7:15 p.m.
Last Modified :
Dec. 26, 2023, 4:15 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
5.9
Exploitability Score :
1.0
Public PoC/Exploit Available at Github
CVE-2021-41617 has a 11 public PoC/Exploit
available at Github.
Go to the Public Exploits
tab to see the list.
Affected Products
The following products are affected by CVE-2021-41617
vulnerability.
Even if cvefeed.io
is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-41617
.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
DockerLab - Machine
Máquina DockerLab
terraform-rockylinux-libvirt-kvm
HCL
Terraform to install AlmaLinux 9 to KVM based systems using libvirt provider
HCL Smarty
None
Nmap's XML result parse and NVD's CPE correlation to search CVE.
Python
Terraform to Create Rocky Linux on KVM/Libvirt
HCL
Ubuntu container with GMT timezone, GB locale and additional tools preinstalled.
Dockerfile Shell
Walkthrough and Writeups for the HackTheBox Penetration Lab Testing Environment
None
Python Shell
Easily scan for CVEs using nmap.
cve nmap portscanning shell shellscript automation
Shell
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-41617
vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-41617
vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Dec. 26, 2023
Action Type Old Value New Value Added Reference MITRE https://lists.debian.org/debian-lts-announce/2023/12/msg00017.html [No types assigned] -
CVE Modified by [email protected]
Dec. 22, 2023
Action Type Old Value New Value Added Reference MITRE https://www.debian.org/security/2023/dsa-5586 [No types assigned] -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6XJIONMHMKZDTMH6BQR5TNLF2WDCGWED/ [No types assigned] Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W44V2PFQH5YLRN6ZJTVRKAD7CU6CYYET/ [No types assigned] Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KVI7RWM2JLNMWTOFK6BDUSGNOIPZYPUT/ [No types assigned] Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/6XJIONMHMKZDTMH6BQR5TNLF2WDCGWED/ Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/W44V2PFQH5YLRN6ZJTVRKAD7CU6CYYET/ Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/KVI7RWM2JLNMWTOFK6BDUSGNOIPZYPUT/ -
CVE Modified by [email protected]
Feb. 14, 2023
Action Type Old Value New Value Added Reference https://www.tenable.com/plugins/nessus/154174 [No Types Assigned] -
Modified Analysis by [email protected]
Oct. 25, 2022
Action Type Old Value New Value Changed Reference Type https://www.starwindsoftware.com/security/sw-20220805-0001/ No Types Assigned https://www.starwindsoftware.com/security/sw-20220805-0001/ Third Party Advisory Added CPE Configuration OR *cpe:2.3:a:starwindsoftware:starwind_virtual_san:v8r13:14398:*:*:*:*:*:* -
CVE Modified by [email protected]
Oct. 11, 2022
Action Type Old Value New Value Added Reference https://www.starwindsoftware.com/security/sw-20220805-0001/ [No Types Assigned] -
Modified Analysis by [email protected]
Oct. 05, 2022
Action Type Old Value New Value Changed Reference Type https://www.oracle.com/security-alerts/cpuapr2022.html No Types Assigned https://www.oracle.com/security-alerts/cpuapr2022.html Patch, Third Party Advisory Changed Reference Type https://www.oracle.com/security-alerts/cpujul2022.html No Types Assigned https://www.oracle.com/security-alerts/cpujul2022.html Third Party Advisory Added CPE Configuration OR *cpe:2.3:a:oracle:http_server:12.2.1.2.0:*:*:*:*:*:*:* *cpe:2.3:a:oracle:http_server:12.2.1.3.0:*:*:*:*:*:*:* *cpe:2.3:a:oracle:http_server:12.2.1.4.0:*:*:*:*:*:*:* *cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Jul. 25, 2022
Action Type Old Value New Value Added Reference https://www.oracle.com/security-alerts/cpujul2022.html [No Types Assigned] -
CWE Remap by [email protected]
Jul. 12, 2022
Action Type Old Value New Value Changed CWE CWE-269 NVD-CWE-Other -
CVE Modified by [email protected]
Apr. 20, 2022
Action Type Old Value New Value Added Reference https://www.oracle.com/security-alerts/cpuapr2022.html [No Types Assigned] -
Modified Analysis by [email protected]
Nov. 30, 2021
Action Type Old Value New Value Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/KVI7RWM2JLNMWTOFK6BDUSGNOIPZYPUT/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/KVI7RWM2JLNMWTOFK6BDUSGNOIPZYPUT/ Mailing List, Third Party Advisory Changed Reference Type https://security.netapp.com/advisory/ntap-20211014-0004/ No Types Assigned https://security.netapp.com/advisory/ntap-20211014-0004/ Third Party Advisory Changed CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* OR *cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:* *cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:* *cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:* *cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:* *cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:aff_a250_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:aff_a250:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:aff_500f_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:aff_500f:-:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Oct. 14, 2021
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/KVI7RWM2JLNMWTOFK6BDUSGNOIPZYPUT/ [No Types Assigned] -
CVE Modified by [email protected]
Oct. 14, 2021
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20211014-0004/ [No Types Assigned] -
Modified Analysis by [email protected]
Oct. 07, 2021
Action Type Old Value New Value Removed CVSS V2 NIST (AV:N/AC:M/Au:S/C:P/I:P/A:P) Added CVSS V2 NIST (AV:L/AC:M/Au:N/C:P/I:P/A:P) Removed CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Added CVSS V3.1 NIST AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/6XJIONMHMKZDTMH6BQR5TNLF2WDCGWED/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/6XJIONMHMKZDTMH6BQR5TNLF2WDCGWED/ Mailing List, Third Party Advisory Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/W44V2PFQH5YLRN6ZJTVRKAD7CU6CYYET/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/W44V2PFQH5YLRN6ZJTVRKAD7CU6CYYET/ Mailing List, Third Party Advisory Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Oct. 03, 2021
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/W44V2PFQH5YLRN6ZJTVRKAD7CU6CYYET/ [No Types Assigned] -
CVE Modified by [email protected]
Oct. 02, 2021
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/6XJIONMHMKZDTMH6BQR5TNLF2WDCGWED/ [No Types Assigned] -
Initial Analysis by [email protected]
Oct. 01, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:M/Au:S/C:P/I:P/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://bugzilla.suse.com/show_bug.cgi?id=1190975 No Types Assigned https://bugzilla.suse.com/show_bug.cgi?id=1190975 Issue Tracking, Patch, Third Party Advisory Changed Reference Type https://www.openssh.com/security.html No Types Assigned https://www.openssh.com/security.html Vendor Advisory Changed Reference Type https://www.openssh.com/txt/release-8.8 No Types Assigned https://www.openssh.com/txt/release-8.8 Release Notes, Vendor Advisory Changed Reference Type https://www.openwall.com/lists/oss-security/2021/09/26/1 No Types Assigned https://www.openwall.com/lists/oss-security/2021/09/26/1 Mailing List, Third Party Advisory Added CWE NIST CWE-269 Added CPE Configuration OR *cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:* versions from (including) 6.2 up to (excluding) 8.8 -
CVE Modified by [email protected]
Sep. 27, 2021
Action Type Old Value New Value Added Reference https://bugzilla.suse.com/show_bug.cgi?id=1190975 [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-41617
is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-41617
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.05 }} -0.01%
score
0.22731
percentile