CVE-2021-22338
Quick assessment
Affected
n/a eCNS280
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.
Huawei eCNS280是中国华为（Huawei）公司的无线宽带集群系统的核心网设备。提供传统核心网的网络功能外，还通过将网元功能虚拟化、在多网元间共享标准化硬件资源，来给各网元提供可根据实际应用的容量配置，提高网络扩容减容效率，提升业务上线效率 eCNS280 存在安全漏洞，该漏洞源于V100R005C00和V100R005C10版本存在XXE注入漏洞，模块不会对输入XML消息执行严格的操作。攻击者可利用该漏洞发送特定的消息来利用这个漏洞，导致模块拒绝服务。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-22338
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
There is an XXE injection vulnerability in eCNS280 V100R005C00 and V100R005C10. A module does not perform the strict operation to the input XML message. Attacker can send specific message to exploit this vulnerability, leading to the module denial of service.
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
eCNS280 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Huawei eCNS280是中国华为（Huawei）公司的无线宽带集群系统的核心网设备。提供传统核心网的网络功能外，还通过将网元功能虚拟化、在多网元间共享标准化硬件资源，来给各网元提供可根据实际应用的容量配置，提高网络扩容减容效率，提升业务上线效率 eCNS280 存在安全漏洞，该漏洞源于V100R005C00和V100R005C10版本存在XXE注入漏洞，模块不会对输入XML消息执行严格的操作。攻击者可利用该漏洞发送特定的消息来利用这个漏洞，导致模块拒绝服务。
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
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | eCNS280 | V100R005C00,V100R005C10 | - |
|
II. Public POCs for CVE-2021-22338
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-22338 (1)
Same Patch Batch · n/a · 2021-06-29 · 28 CVEs total
| CVE-2021-23400 | 6.3 MEDIUM | HTTP Header Injection |
| CVE-2021-20101 | Machform 注入漏洞 | |
| CVE-2021-33503 | urllib3 资源管理错误漏洞 | |
| CVE-2021-34548 | Tor 信息泄露漏洞 | |
| CVE-2021-34549 | Arch Linux 资源管理错误漏洞 | |
| CVE-2021-34550 | Tor 缓冲区错误漏洞 | |
| CVE-2021-31160 | ZOHO ManageEngine ServiceDesk Plus 安全漏洞 | |
| CVE-2021-31530 | ZOHO ManageEngine ServiceDesk Plus 信息泄露漏洞 | |
| CVE-2021-31531 | ZOHO ManageEngine ServiceDesk Plus 代码问题漏洞 | |
| CVE-2021-34824 | Istio 权限许可和访问控制问题漏洞 | |
| CVE-2021-32990 | winproladder 缓冲区错误漏洞 | |
| CVE-2021-32992 | winproladder 缓冲区错误漏洞 | |
| CVE-2021-32988 | winproladder 缓冲区错误漏洞 | |
| CVE-2021-21871 | PowerISO 缓冲区错误漏洞 | |
| CVE-2021-35941 | Western Digital WD My Book Live 访问控制错误漏洞 | |
| CVE-2021-20102 | Machform 跨站请求伪造漏洞 | |
| CVE-2021-20103 | Machform 跨站脚本漏洞 | |
| CVE-2021-20104 | Machform 代码问题漏洞 | |
| CVE-2021-20105 | Machform 输入验证错误漏洞 | |
| CVE-2021-22119 | VMware Spring Security 安全漏洞 |
Showing top 20 of 28 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: eCNS280
V. Comments for CVE-2021-22338
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