CVE-2020-8030— skuba: Insecure /tmp usage when joining node to cluster
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I. Basic Information for CVE-2020-8030
Vulnerability Information
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Vulnerability Title
skuba: Insecure /tmp usage when joining node to cluster
Source: NVD (National Vulnerability Database)
Vulnerability Description
A Insecure Temporary File vulnerability in skuba of SUSE CaaS Platform 4.5 allows local attackers to leak the bootstrapToken or modify the configuration file before it is processed, leading to arbitrary modifications of the machine/cluster.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
不安全的临时文件
Source: NVD (National Vulnerability Database)
Vulnerability Title
Micro Focus SUSE CaaS Platform 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SUSE CaaS Platform中存在安全漏洞，该漏洞源于使得本地攻击者能够在处理配置文件之前泄漏bootstrapToken或修改配置文件，从而导致对计算机/集群的任意修改
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 | SUSE CaaS Platform 4.5 | suba ~ 2.1.7 | - |
II. Public POCs for CVE-2020-8030
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://bugzilla.suse.com/show_bug.cgi?id=1177361x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2020-8030
Same Patch Batch · SUSE · 2021-02-11 · 3 CVEs total
| CVE-2020-8027 | 7.3 HIGH | openldap uses fixed paths in /tmp |
| CVE-2020-8029 | 2.9 LOW | skuba: Insecure handling of private key |
IV. Related Vulnerabilities
Same vendor: SUSE
- CVE-2026-25702
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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-377
V. Comments for CVE-2020-8030
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