// For flags

CVE-2022-0567

ovn-kubernetes: Ingress network policy can be overruled by egress network policy on another pod

Severity Score

9.1
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

Se ha encontrado un fallo en ovn-kubernetes. Este fallo permite a un administrador del sistema o a un atacante con privilegios crear una política de red de salida que omita las políticas de entrada existentes de otros pods en un clúster, permitiendo que el tráfico de red acceda a pods que no deberían ser accesibles. Este problema resulta en una divulgación de información y a otros ataques a otros pods que no deberían ser accesibles

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
Low
Availability
Low
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2022-02-11 CVE Reserved
  • 2022-04-11 CVE Published
  • 2023-11-11 EPSS Updated
  • 2024-08-02 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-20: Improper Input Validation
  • CWE-179: Incorrect Behavior Order: Early Validation
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Ovn
Search vendor "Ovn"
 Ovn-kubernetes
Search vendor "Ovn" for product "Ovn-kubernetes"
 < 4.7.47
Search vendor "Ovn" for product "Ovn-kubernetes" and version " < 4.7.47"
-
Affected
Ovn
Search vendor "Ovn"
 Ovn-kubernetes
Search vendor "Ovn" for product "Ovn-kubernetes"
 >= 4.8.0 < 4.8.36
Search vendor "Ovn" for product "Ovn-kubernetes" and version " >= 4.8.0 < 4.8.36"
-
Affected
Ovn
Search vendor "Ovn"
 Ovn-kubernetes
Search vendor "Ovn" for product "Ovn-kubernetes"
 >= 4.9.0 < 4.9.27
Search vendor "Ovn" for product "Ovn-kubernetes" and version " >= 4.9.0 < 4.9.27"
-
Affected
Ovn
Search vendor "Ovn"
 Ovn-kubernetes
Search vendor "Ovn" for product "Ovn-kubernetes"
 >= 4.10.0 < 4.10.8
Search vendor "Ovn" for product "Ovn-kubernetes" and version " >= 4.10.0 < 4.10.8"
-
Affected