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CVE-2021-28235

Quick assessment

Affected
n/a n/a
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

etcd是一套使用Go语言编写的用于分布式系统的键值存储系统。 Etcd-io v.3.4.10版本存在安全漏洞。远程攻击者利用该漏洞通过调试功能提升权限。

AI Predicted 9.8 Difficulty: Trivial EPSS 1.62% · P75

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts

Affected Version Matrix 1

VendorProduct Version RangeStatus
n/a n/a n/a affected
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I. Basic Information for CVE-2021-28235

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Authentication vulnerability found in Etcd-io v.3.4.10 allows remote attackers to escalate privileges via the debug function.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
etcd 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
etcd是一套使用Go语言编写的用于分布式系统的键值存储系统。 Etcd-io v.3.4.10版本存在安全漏洞。远程攻击者利用该漏洞通过调试功能提升权限。
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
- n/a n/a -

II. Public POCs for CVE-2021-28235

# POC Description Source Link Shenlong Link
AI-Generated POC Verified env Premium
Reproduced successfully in a real sandbox · Below is the actual recording of building the environment and exploiting the vulnerability.
Reproduction recording is a Pro+ exclusive
Watch the full sandbox build + live exploit recording for this CVE. Limited-time ¥499/mo.
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claude_code · 4381 chars
GitHub 复现环境（可 clone 直接跑）
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month

III. Intelligence Information for CVE-2021-28235

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Patches & Fixes for CVE-2021-28235 (1)

Other References for CVE-2021-28235 (4)

Same Patch Batch · n/a · 2023-04-04 · 77 CVEs total

CVE-2023-28613 6.8 MEDIUM SAMSUNG Exynos 输入验证错误漏洞
CVE-2023-26750 Yii SQL注入漏洞
CVE-2023-25305 PolyMC Launcher 路径遍历漏洞
CVE-2023-26991 SWFTools 资源管理错误漏洞
CVE-2023-25356 CoreDial sipXcom sipXopenfire 参数注入漏洞
CVE-2023-25355 CoreDial sipXcom sipXopenfire 操作系统命令注入漏洞
CVE-2023-0835 markdown-pdf 11.0.0 - Local File Read via Server Side XSS
CVE-2023-0738 OrangeScrum 跨站脚本漏洞
CVE-2023-0486 VitalPBX 跨站脚本漏洞
CVE-2023-0480 VitalPBX 跨站请求伪造漏洞
CVE-2023-25303 ATLauncher 路径遍历漏洞
CVE-2023-26733 tinyTIFF 安全漏洞
CVE-2023-26775 Monitorr 代码问题漏洞
CVE-2023-26776 Monitorr 跨站脚本漏洞
CVE-2023-26777 Uptime Kuma 跨站脚本漏洞
CVE-2023-26855 ChurchCRM 安全特征问题漏洞
CVE-2023-26866 Green Packet OH736 命令注入漏洞
CVE-2023-26921 Quectel AG550QCN 操作系统命令注入漏洞
CVE-2023-26974 Irfanview 缓冲区错误漏洞
CVE-2023-26976 Tenda AC6 缓冲区错误漏洞

Showing top 20 of 77 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2021-28235

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