CVE-2022-43755— Rancher: Non-random authentication token
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I. Basic Information for CVE-2022-43755
Vulnerability Information
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Vulnerability Title
Rancher: Non-random authentication token
Source: NVD (National Vulnerability Database)
Vulnerability Description
A Insufficient Entropy vulnerability in SUSE Rancher allows attackers that gained knowledge of the cattle-token to continue abusing this even after the token was renewed. This issue affects: SUSE Rancher Rancher versions prior to 2.6.10; Rancher versions prior to 2.7.1.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
信息熵不充分
Source: NVD (National Vulnerability Database)
Vulnerability Title
Rancher 安全特征问题漏洞
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。 SUSE Rancher存在安全特征问题漏洞，该漏洞源于存在熵不足漏洞，即使在更新令牌后也允许获得cattle-token知识的攻击者继续滥用此漏洞。
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-2022-43755
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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-2022-43759 | 7.2 HIGH | Rancher: Privilege escalation via promoted roles |
| 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
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Rancher exposes sensitive information through audit logs - CVE-2023-32199
Rancher user retains access to clusters despite Global Role
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