CVE-2022-43759— Rancher: Privilege escalation via promoted roles
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I. Basic Information for CVE-2022-43759
Vulnerability Information
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Vulnerability Title
Rancher: Privilege escalation via promoted roles
Source: NVD (National Vulnerability Database)
Vulnerability Description
A Improper Privilege Management vulnerability in SUSE Rancher, allows users with access to the escalate verb on PRTBs to escalate permissions for any -promoted resource in any cluster. This issue affects: SUSE Rancher Rancher versions prior to 2.5.17; Rancher versions prior to 2.6.10.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
特权管理不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Rancher Labs Rancher 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Rancher Labs Rancher是美国Rancher Labs公司的一套开源的企业级容器管理平台。 Rancher 存在安全漏洞，该漏洞源于存在不当权限管理漏洞，允许有权访问PRTB上升级动词的用户升级任何集群中任何提升资源的权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2022-43759
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Same Patch Batch · SUSE · 2023-02-07 · 9 CVEs total
| CVE-2022-43757 | 9.9 CRITICAL | Rancher: Exposure of sensitive fields |
| CVE-2022-31254 | 7.8 HIGH | rmt-server-pubcloud allows to escalate from user _rmt to root |
| CVE-2022-43758 | 7.6 HIGH | Rancher: Command injection in Git package |
| CVE-2022-31249 | 7.5 HIGH | [RANCHER] OS command injection in Rancher and Fleet |
| CVE-2022-21953 | 7.4 HIGH | Authenticated user can gain unauthorized shell pod and kubectl access in the local cluster |
| CVE-2022-43755 | 7.1 HIGH | Rancher: Non-random authentication token |
| CVE-2023-22643 | 6.3 MEDIUM | libzypp-plugin-appdata: potential arbitrary code execution via shell injection due to `os. |
| CVE-2022-43756 | 5.9 MEDIUM | Rancher/Wrangler: Denial of service when processing Git credentials |
IV. Related Vulnerabilities
Same product: Rancher
- CVE-2025-62879
Rancher Backup Operator pod's logs leak S3 tokens - CVE-2025-62878
Local Path Provisioner vulnerable to Path Traversal via para - CVE-2025-67601
Rancher CLI skips TLS verification on Rancher CLI login comm - CVE-2024-58269
Rancher exposes sensitive information through audit logs - CVE-2023-32199
Rancher user retains access to clusters despite Global Role
Same vendor: SUSE
- CVE-2026-25702
nftables disabled due to incorrect kernel backport - CVE-2025-62879
Rancher Backup Operator pod's logs leak S3 tokens - CVE-2025-62878
Local Path Provisioner vulnerable to Path Traversal via para - CVE-2025-67601
Rancher CLI skips TLS verification on Rancher CLI login comm - CVE-2025-67860
NeuVector scanner insecurely handles passwords as command ar
Same weakness: CWE-269
- CVE-2026-42562
Plainpad: Privilege Escalation via Writable Admin Field in P - CVE-2026-41163
bubblewrap vulnerable to privilege escalation in setuid mode - CVE-2026-44987
SysReptor: Privilege Escalation from User Admin to Superuser - CVE-2026-42185
People: Privilege Escalation via Missing Role Ceiling in Mai - CVE-2026-40001
Local privilege escalation vulnerability in ZTE PROCESS Guar
V. Comments for CVE-2022-43759
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