Vulnerability Name:

CVE-2022-3294 (CCN-241387)

Assigned:2022-11-11
Published:2022-11-11
Updated:2023-05-05
Summary:Kubernetes kube-apiserver could allow a remote authenticated attacker to bypass security restrictions, caused by a flaw in improper authentication. An attacker could exploit this vulnerability to bypass proxying address validation and redirect requests to the API Server through its private network.
CVSS v3 Severity:6.6 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H)
5.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): High
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
6.6 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H)
5.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): High
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:7.1 High (CCN CVSS v2 Vector: AV:N/AC:H/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): High
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2022-3294

Source: CCN
Type: CVE-2022-3294 kubernetes: node address isn't always verified when proxying
Red Hat Bugzilla - Bug 2136675

Source: XF
Type: UNKNOWN
kubernetes-cve20223294-sec-bypass(241387)

Source: jordan@liggitt.net
Type: Patch, Vendor Advisory
jordan@liggitt.net

Source: jordan@liggitt.net
Type: Mailing List, Third Party Advisory
jordan@liggitt.net

Source: CCN
Type: Kubernetes Web site
kube-apiserver

Source: jordan@liggitt.net
Type: UNKNOWN
jordan@liggitt.net

Source: CCN
Type: SNYK-ORACLE7-OLCNENGINX-3151043
CVE-2022-3294

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:7858
    P
    kubernetes1.23-client-1.23.17-150500.1.3 on GA media (Moderate)
    2023-06-12
    oval:org.opensuse.security:def:7859
    P
    kubernetes1.24-client-1.24.13-150500.1.3 on GA media (Moderate)
    2023-06-12
    BACK
    redhat openshift container platform 3.11