What is the severity of CVE-2022-0567?

CVE-2022-0567 has a severity rating of 9.1 (critical).

Which versions of ovn-kubernetes are affected by CVE-2022-0567?

Versions of ovn-kubernetes up to and including 4.8.36, 4.9.27, and 4.10.8 are affected by CVE-2022-0567.

How can the CVE-2022-0567 vulnerability be remediated?

To remediate the CVE-2022-0567 vulnerability, update ovn-kubernetes to a version higher than 4.8.36, 4.9.27, or 4.10.8.

Vulnerability/
CVE-2022-0567

critical

9.1

CWE

11/2/2022

20/4/2022

2/8/2024

CVE-2022-0567: Input Validation

Q: What is CVE-2022-0567?

CVE-2022-0567 is a critical vulnerability found in ovn-kubernetes that allows a system administrator or privileged attacker to create an egress network policy to bypass existing ingress policies, potentially granting unauthorized access to pods.

Q: How does CVE-2022-0567 impact the affected software?

CVE-2022-0567 impacts the affected software by allowing network traffic to access pods that should not be reachable, bypassing existing ingress policies.

First published: Fri Feb 11 2022(Updated: )

A flaw was found in ovn-kubernetes. This flaw allows a system administrator or privileged attacker to create an egress network policy that bypasses existing ingress policies of other pods in a cluster, allowing network traffic to access pods that should not be reachable. This issue results in information disclosure and other attacks on other pods that should not be reachable.

Credit: secalert@redhat.com

Affected Software	Affected Version	How to fix
redhat/OCP v 4.10.8 OCP v 4.9.27 OCP v 4.7.47 OCP v	<4.8.36	4.8.36
Ovn Ovn-kubernetes	<4.7.47
Ovn Ovn-kubernetes	>=4.8.0<4.8.36
Ovn Ovn-kubernetes	>=4.9.0<4.9.27
Ovn Ovn-kubernetes	>=4.10.0<4.10.8

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Reference Links

Frequently Asked Questions

What is CVE-2022-0567?
CVE-2022-0567 is a critical vulnerability found in ovn-kubernetes that allows a system administrator or privileged attacker to create an egress network policy to bypass existing ingress policies, potentially granting unauthorized access to pods.
How does CVE-2022-0567 impact the affected software?
CVE-2022-0567 impacts the affected software by allowing network traffic to access pods that should not be reachable, bypassing existing ingress policies.
What is the severity of CVE-2022-0567?
CVE-2022-0567 has a severity rating of 9.1 (critical).
Which versions of ovn-kubernetes are affected by CVE-2022-0567?
Versions of ovn-kubernetes up to and including 4.8.36, 4.9.27, and 4.10.8 are affected by CVE-2022-0567.
How can the CVE-2022-0567 vulnerability be remediated?
To remediate the CVE-2022-0567 vulnerability, update ovn-kubernetes to a version higher than 4.8.36, 4.9.27, or 4.10.8.

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version/ovn ovn-kubernetes/4.8.0
version/ovn ovn-kubernetes/4.9.0
version/ovn ovn-kubernetes/4.10.0
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