CVE-2021-38751
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.
ExponentCMS是开源的一个网站内容管理系统，它允许网站所有者轻松创建和管理动态网站，而无需直接对网页进行编码或管理网站导航。 ExponentCMS 2.6及之前版本存在安全漏洞，该漏洞源于修改后的 HTTP 标头可以将网页上的链接更改为任意值，从而导致 MITM 可能的攻击向量。
Public Exploits 1
Nuclei · 1
CVE-2021-38751.yaml [template]
Possible ATT&CK Techniques 1 AI
T1132 · Data Encoding
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I. Basic Information for CVE-2021-38751
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A HTTP Host header attack exists in ExponentCMS 2.6 and below in /exponent_constants.php. A modified HTTP header can change links on the webpage to an arbitrary value, leading to a possible attack vector for MITM.
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
ExponentCMS安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ExponentCMS是开源的一个网站内容管理系统，它允许网站所有者轻松创建和管理动态网站，而无需直接对网页进行编码或管理网站导航。 ExponentCMS 2.6及之前版本存在安全漏洞，该漏洞源于修改后的 HTTP 标头可以将网页上的链接更改为任意值，从而导致 MITM 可能的攻击向量。
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-2021-38751
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | An HTTP Host header attack exists in ExponentCMS 2.6 and below in /exponent_constants.php. A modified HTTP header can change links on the webpage to an arbitrary value,leading to a possible attack vector for MITM. | https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-38751.yaml | POC Details |
AI-Generated POC
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Other References for CVE-2021-38751 (1)
-
https://github.com/exponentcms/exponent-cms/issues/1544 x_refsource_MISC
Same Patch Batch · n/a · 2021-08-16 · 39 CVEs total
| CVE-2021-23422 | 7.8 HIGH | Arbitrary Code Injection |
| CVE-2021-23423 | 5.5 MEDIUM | Directory Traversal |
| CVE-2021-35394 | Realtek Jungle SDK 安全漏洞 | |
| CVE-2021-38757 | Hospital Management System 跨站脚本漏洞 | |
| CVE-2021-38756 | Hospital Management System 跨站脚本漏洞 | |
| CVE-2021-38755 | Hospital Management System 安全漏洞 | |
| CVE-2021-38754 | HealthNode Hospital Management System SQL注入漏洞 | |
| CVE-2021-38753 | Simple Image Gallery Web App 代码问题漏洞 | |
| CVE-2021-38752 | Online-Catering-Reservation 跨站脚本漏洞 | |
| CVE-2021-38607 | Crocoblock JetEngine 跨站脚本漏洞 | |
| CVE-2021-35392 | Realtek Jungle SDK 缓冲区错误漏洞 | |
| CVE-2021-35393 | Realtek Jungle SDK 缓冲区错误漏洞 | |
| CVE-2021-38758 | Online Catering Reservation System 输入验证错误漏洞 | |
| CVE-2021-35395 | Realtek Jungle SDK 安全漏洞 | |
| CVE-2021-38712 | OneNav 安全漏洞 | |
| CVE-2021-38713 | imgurl跨站脚本漏洞 | |
| CVE-2021-38711 | gitit 安全漏洞 | |
| CVE-2021-38708 | Ocproducts Composr CMS 跨站脚本漏洞 | |
| CVE-2021-38709 | Ocproducts Composr CMS 跨站脚本漏洞 | |
| CVE-2021-22933 | Pulse Secure Pulse Connect Secure 路径遍历漏洞 |
Showing top 20 of 39 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-38751
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