🛡️ CVE-2022-0567 — ovn-kubernetes

🔴 CVSS 9.1 — Critical ✅ No Known Exploit CWE-20 NVD
9.1
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

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.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs administrative privileges on the target. No user interaction is required. The scope is changed, meaning a successful attack can affect components beyond the vulnerable one. Rated impact: confidentiality high, integrity high, availability high.

Weakness class

CVE-2022-0567 is classified as CWE-20: Improper Input Validation. The application accepts input without checking that it has the expected form, so malformed values reach code that assumes they are well formed.

Affected software

CVE-2022-0567 is recorded against 1 package.

  • ovn-kubernetes (from 4.10.0 up to 4.10.8)

Timeline and source

Published on 20 April 2022 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

bugzilla.redhat.com
bugzilla.redhat.com

Details

Severity CRITICAL
CVSS Score 9.1
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CWE CWE-20
Public Exploit ✅ No
Source NVD
Published 2022-04-20
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
ovn-kubernetes 4.10.0 4.10.8

References

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

Exploit Protection

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CVE-2022-0567 carries CVSS 9.1 Critical rating. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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