CVE-2022-0567
CVE-2022-0567 is a critical-severity vulnerability in Ovn Ovn-kubernetes with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.
Key facts
- Severity: Critical (CVSS 3.x base score 9.1)
- CVSS v2: 6.5
- EPSS exploit prediction: 1% (59th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-20
- Affected product: Ovn Ovn-kubernetes
- Published:
- Last modified:
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.
Frequently asked questions
- What is 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 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 severe is CVE-2022-0567?
- CVE-2022-0567 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2022-0567 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-0567?
- CVE-2022-0567 affects Ovn Ovn-kubernetes. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-0567?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2022-0567 published?
- CVE-2022-0567 was published on 2022-04-20 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:ovn:ovn-kubernetes:*:*:*:*:*:*:*:*
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