Multiple vulnerabilities in Multicluster Engine for Kubernetes 2.3
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 3 |
| CVE-ID | CVE-2023-3089 CVE-2023-37466 CVE-2023-37903 |
| CWE-ID | CWE-326 CWE-254 |
| Exploitation vector | Network |
| Public exploit | Public exploit code for vulnerability #2 is available. |
| Vulnerable software |
Multicluster Engine for Kubernetes Server applications / Virtualization software |
| Vendor | Red Hat Inc. |
Security Bulletin
This security bulletin contains information about 3 vulnerabilities.
1) Inadequate Encryption Strength
EUVDB-ID: #VU78005
Risk: Medium
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2023-3089
CWE-ID:
CWE-326 - Inadequate Encryption Strength
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform MitM attack.
The vulnerability exists within the OpenShift container platform configuration with enabled FIPS mode, which resulted in usage of not validated cryptographic modules. A remote attacker can perform various attacks against not validated cryptographic modules and gain access to sensitive information.
Install updates from vendor's website.
Multicluster Engine for Kubernetes: 2.3.0
CPE2.3 External linkshttps://access.redhat.com/errata/RHSA-2023:4862
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) Security features bypass
EUVDB-ID: #VU80135
Risk: High
CVSSv4.0: 8.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber]
CVE-ID: CVE-2023-37466
CWE-ID:
CWE-254 - Security Features
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to improper validation of user-supplied input within the Promise handler. A remote attacker can pass specially crafted data to the application, bypass sanitization with `@@species` accessor property to escape the sandbox and run arbitrary code.
MitigationInstall updates from vendor's website.
Multicluster Engine for Kubernetes: 2.3.0
CPE2.3 External linkshttps://access.redhat.com/errata/RHSA-2023:4862
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.
3) Security features bypass
EUVDB-ID: #VU79504
Risk: Medium
CVSSv4.0: 5.9 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:U/U:Green]
CVE-ID: CVE-2023-37903
CWE-ID:
CWE-254 - Security Features
Exploit availability: No
DescriptionThe vulnerability allows an attacker to bypass implemented security restrictions.
The vulnerability exists due to unspecified error. An attacker with code execution primitive inside the context of vm2 sandbox can use the Node.js custom inspect function to escape the sandbox and run arbitrary code.
MitigationInstall updates from vendor's website.
Multicluster Engine for Kubernetes: 2.3.0
CPE2.3 External linkshttps://access.redhat.com/errata/RHSA-2023:4862
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
