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CVE-2022-31249— [RANCHER] OS command injection in Rancher and Fleet

Quick assessment

Affected
SUSE Rancher
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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 wrangler存在操作系统命令注入漏洞，该漏洞源于特殊元素的不当中和，存在操作系统命令注入漏洞，允许远程攻击者通过传递精心设计的命令在底层主机中注入命令。

CVSS 7.5 · High EPSS 3.76% · P90

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2022-31249

Vulnerability Information
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Vulnerability Title
[RANCHER] OS command injection in Rancher and Fleet
Source: CVE Program / CVE List V5
Vulnerability Description
A Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in wrangler of SUSE Rancher allows remote attackers to inject commands in the underlying host via crafted commands passed to Wrangler. 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: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Rancher Labs Rancher 操作系统命令注入漏洞
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 Rancher wrangler存在操作系统命令注入漏洞，该漏洞源于特殊元素的不当中和，存在操作系统命令注入漏洞，允许远程攻击者通过传递精心设计的命令在底层主机中注入命令。
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

Vendor Product Affected Versions CPE Subscribe
SUSE Rancher wrangler ~ 0.7.3 -

II. Public POCs for CVE-2022-31249

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III. Intelligence Information for CVE-2022-31249

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Vendor Advisories for CVE-2022-31249 (1)

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-2022-21953 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.
CVE-2022-43756 5.9 MEDIUM Rancher/Wrangler: Denial of service when processing Git credentials

IV. Related Vulnerabilities

Same product: Rancher
Same vendor: SUSE
Same weakness: CWE-78

V. Comments for CVE-2022-31249

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