Multiple vulnerabilities in Red Hat OpenShift Container Platform 4.10
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 2 |
| CVE-ID | CVE-2021-44717 CVE-2021-44716 |
| CWE-ID | CWE-400 CWE-20 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
openshift-ansible (Red Hat package) Operating systems & Components / Operating system package or component runc (Red Hat package) Operating systems & Components / Operating system package or component openshift-clients (Red Hat package) Operating systems & Components / Operating system package or component containernetworking-plugins (Red Hat package) Operating systems & Components / Operating system package or component Red Hat OpenShift Container Platform Client/Desktop applications / Software for system administration |
| Vendor | Red Hat Inc. |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
1) Resource exhaustion
EUVDB-ID: #VU59042
Risk: Medium
CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2021-44717
CWE-ID:
CWE-400 - Resource exhaustion
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources when processing HTTP/2 requests. A remote attacker can send multiple HTTP/2 requests to the server and exhaust all available memory resources.
Install updates from vendor's website.
openshift-ansible (Red Hat package): 4.10.0-202202110258.p0.g25af5a6.assembly.stream.el7
runc (Red Hat package): 1.1.0-1.rhaos4.10.el8
openshift-clients (Red Hat package): 4.10.0-202202160023.p0.gf93da17.assembly.stream.el7 - 4.10.0-202202160023.p0.gf93da17.assembly.stream.el8
containernetworking-plugins (Red Hat package): 0.9.1-1.rhaos4.10.el8
Red Hat OpenShift Container Platform: 4.10 - 4.10.4
CPE2.3- cpe:2.3:a:red_hat:openshift-ansible_redhat_package:4.10.0-202202110258.p0.g25af5a6.assembly.stream.el7:*:*:*:*:red_hat_enterprise_linux:*:*
- cpe:2.3:a:red_hat:runc_redhat_package:1.1.0-1.rhaos4.10.el8:*:*:*:*:red_hat_enterprise_linux:*:*
- cpe:2.3:a:red_hat:openshift-clients_redhat_package:4.10.0-202202160023.p0.gf93da17.assembly.stream.el7:*:*:*:*:red_hat_enterprise_linux:*:*
- cpe:2.3:a:red_hat:openshift-clients_redhat_package:4.10.0-202202160023.p0.gf93da17.assembly.stream.el8:*:*:*:*:red_hat_enterprise_linux:*:*
- cpe:2.3:a:red_hat:containernetworking-plugins_redhat_package:0.9.1-1.rhaos4.10.el8:*:*:*:*:red_hat_enterprise_linux:*:*
- cpe:2.3:a:red_hat:red_hat_openshift_container_platform:4.10.4:*:*:*:*:*:*:*
https://access.redhat.com/errata/RHSA-2022:0927
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Input validation error
EUVDB-ID: #VU58824
Risk: Medium
CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2021-44716
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
MitigationInstall updates from vendor's website.
openshift-ansible (Red Hat package): 4.10.0-202202110258.p0.g25af5a6.assembly.stream.el7
runc (Red Hat package): 1.1.0-1.rhaos4.10.el8
openshift-clients (Red Hat package): 4.10.0-202202160023.p0.gf93da17.assembly.stream.el7 - 4.10.0-202202160023.p0.gf93da17.assembly.stream.el8
containernetworking-plugins (Red Hat package): 0.9.1-1.rhaos4.10.el8
Red Hat OpenShift Container Platform: 4.10 - 4.10.4
CPE2.3- cpe:2.3:a:red_hat:openshift-ansible_redhat_package:4.10.0-202202110258.p0.g25af5a6.assembly.stream.el7:*:*:*:*:red_hat_enterprise_linux:*:*
- cpe:2.3:a:red_hat:runc_redhat_package:1.1.0-1.rhaos4.10.el8:*:*:*:*:red_hat_enterprise_linux:*:*
- cpe:2.3:a:red_hat:openshift-clients_redhat_package:4.10.0-202202160023.p0.gf93da17.assembly.stream.el7:*:*:*:*:red_hat_enterprise_linux:*:*
- cpe:2.3:a:red_hat:openshift-clients_redhat_package:4.10.0-202202160023.p0.gf93da17.assembly.stream.el8:*:*:*:*:red_hat_enterprise_linux:*:*
- cpe:2.3:a:red_hat:containernetworking-plugins_redhat_package:0.9.1-1.rhaos4.10.el8:*:*:*:*:red_hat_enterprise_linux:*:*
- cpe:2.3:a:red_hat:red_hat_openshift_container_platform:4.10.4:*:*:*:*:*:*:*
https://access.redhat.com/errata/RHSA-2022:0927
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
