CVE-2022-43756— Rancher/Wrangler: Denial of service when processing Git credentials
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I. Basic Information for CVE-2022-43756
Vulnerability Information
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Vulnerability Title
Rancher/Wrangler: Denial of service when processing Git credentials
Source: NVD (National Vulnerability Database)
Vulnerability Description
A Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') vulnerability in SUSE Rancher allows remote attackers to cause denial of service by supplying specially crafted git credentials. This issue affects: SUSE Rancher wrangler version 0.7.3 and prior versions; wrangler version 0.8.4 and prior versions; wrangler version 1.0.0 and prior versions.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
输出中的特殊元素转义处理不恰当(注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Rancher Labs Rancher 注入漏洞
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 Ranche存在注入漏洞，该漏洞源于存在特殊元素注入漏洞，允许远程攻击者通过提供特制的凭证来导致拒绝服务。
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-2022-43756
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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-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. |
IV. Related Vulnerabilities
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