CVE-2022-0567: 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 clus...

Summary

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 inform...

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software

Vendor	Product	Affected versions
ovn	ovn-kubernetes	< 4.7.47 >= 4.8.0, < 4.8.36 >= 4.9.0, < 4.9.27 >= 4.10.0, < 4.10.8 `cpe:2.3:a:ovn:ovn-kubernetes::::::::`

Original advisory text

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 clus...

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.

References

https://bugzilla.redhat.com/show_bug.cgi?id=2053326 Issue Tracking Third Party Advisory