openEuler update for kubernetes



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-3172
CWE-ID CWE-918
Exploitation vector Network
Public exploit N/A
Vulnerable software
 openEuler
Operating systems & Components / Operating system

kubernetes-master
Operating systems & Components / Operating system package or component

kubernetes-help
Operating systems & Components / Operating system package or component

kubernetes-node
Operating systems & Components / Operating system package or component

kubernetes-client
Operating systems & Components / Operating system package or component

kubernetes-kubeadm
Operating systems & Components / Operating system package or component

kubernetes-kubelet
Operating systems & Components / Operating system package or component

kubernetes
Operating systems & Components / Operating system package or component

Vendor openEuler

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Server-Side Request Forgery (SSRF)

EUVDB-ID: #VU67554

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:L/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-3172

CWE-ID: CWE-918 - Server-Side Request Forgery (SSRF)

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform SSRF attacks.

The vulnerability exists due to insufficient validation of user-supplied input in kube-apiserver. A remote attacker can send a specially crafted HTTP request and trick the application to initiate requests to arbitrary systems.

Successful exploitation of this vulnerability may allow a remote attacker gain access to sensitive data, located in the local network or send malicious requests to other servers from the vulnerable system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1 - 22.03 LTS

kubernetes-master: before 1.20.2-9

kubernetes-help: before 1.20.2-9

kubernetes-node: before 1.20.2-9

kubernetes-client: before 1.20.2-9

kubernetes-kubeadm: before 1.20.2-9

kubernetes-kubelet: before 1.20.2-9

kubernetes: before 1.20.2-9

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-1979


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.



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