CVE-2021-22557— Code execution in SLO Generator via YAML Payload
Quick assessment
Affected
Google LLC SLO Generator
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.
Slo Generator是一个工具。用于计算 Sli、Slo、错误预算和消耗率并将 Slo 报告导出到支持的导出器。 Slo Generator 存在操作系统命令注入漏洞，该漏洞源于SLO生成器允许加载YAML文件。攻击者可利用该漏洞通过特定格式制作，允许代码在 Slo Generator 的上下文中执行。
Public Exploits 1
ExploitDB · 1
EDB-50385 [local]
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-22557
Vulnerability Information
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Vulnerability Title
Code execution in SLO Generator via YAML Payload
Source: CVE Program / CVE List V5
Vulnerability Description
SLO generator allows for loading of YAML files that if crafted in a specific format can allow for code execution within the context of the SLO Generator. We recommend upgrading SLO Generator past https://github.com/google/slo-generator/pull/173
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Slo Generator 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Slo Generator是一个工具。用于计算 Sli、Slo、错误预算和消耗率并将 Slo 报告导出到支持的导出器。 Slo Generator 存在操作系统命令注入漏洞，该漏洞源于SLO生成器允许加载YAML文件。攻击者可利用该漏洞通过特定格式制作，允许代码在 Slo Generator 的上下文中执行。
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 |
|---|---|---|---|---|
| Google LLC | SLO Generator | unspecified ~ 2.0.0 | - |
|
II. Public POCs for CVE-2021-22557
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2021-22557 (1)
-
https://github.com/google/slo-generator/pull/173 x_refsource_MISC
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V. Comments for CVE-2021-22557
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