CVE-2021-31674
Quick assessment
Affected
n/a n/a
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.
Cyclos 4 PRO是高性能、负载平衡的Web服务器。 Cyclos 4 PRO 4.14.7 版本及之前版本存在安全漏洞，该漏洞源于不会在错误通知时验证用户输入。未经身份验证的远程攻击者可以通过 undefine 枚举常量执行 javascript 代码。
Public Exploits 1
ExploitDB · 1
EDB-50908 [webapps]
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1189 · Drive-by Compromise
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I. Basic Information for CVE-2021-31674
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Cyclos 4 PRO 4.14.7 and before does not validate user input at error inform, which allows remote unauthenticated attacker to execute javascript code via undefine enum constant.
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
Cyclos 4 PRO 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cyclos 4 PRO是高性能、负载平衡的Web服务器。 Cyclos 4 PRO 4.14.7 版本及之前版本存在安全漏洞，该漏洞源于不会在错误通知时验证用户输入。未经身份验证的远程攻击者可以通过 undefine 枚举常量执行 javascript 代码。
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-2021-31674
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Exploits & Public PoCs for CVE-2021-31674 (2)
-
https://www.exploit-db.com/exploits/50908 x_refsource_MISC
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Other References for CVE-2021-31674 (2)
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http://cyclos.com x_refsource_MISC
Same Patch Batch · n/a · 2022-05-01 · 24 CVEs total
| CVE-2022-24437 | 9.8 CRITICAL | Command Injection |
| CVE-2022-25767 | 9.8 CRITICAL | Remote Code Execution |
| CVE-2022-23923 | 8.6 HIGH | Sandbox Bypass |
| CVE-2022-25301 | 7.7 HIGH | Prototype Pollution |
| CVE-2022-25647 | 7.7 HIGH | Deserialization of Untrusted Data |
| CVE-2022-25850 | 7.5 HIGH | Server-side Request Forgery (SSRF) |
| CVE-2022-21144 | 7.5 HIGH | Denial of Service (DoS) |
| CVE-2022-22143 | 7.5 HIGH | Prototype Pollution |
| CVE-2022-21227 | 7.5 HIGH | Denial of Service (DoS) |
| CVE-2022-21167 | 7.5 HIGH | Arbitrary Code Execution |
| CVE-2022-21189 | 7.3 HIGH | Prototype Pollution |
| CVE-2022-25842 | 6.9 MEDIUM | Arbitrary File Write via Archive Extraction (Zip Slip) |
| CVE-2022-25645 | 6.5 MEDIUM | Prototype Pollution |
| CVE-2022-26068 | 6.5 MEDIUM | Path Traversal |
| CVE-2022-21230 | 5.5 MEDIUM | Information Exposure |
| CVE-2022-25349 | 5.4 MEDIUM | Cross-site Scripting (XSS) |
| CVE-2022-21149 | 5.4 MEDIUM | Cross-site Scripting (XSS) |
| CVE-2022-25844 | 5.3 MEDIUM | Regular Expression Denial of Service (ReDoS) |
| CVE-2022-28481 | CSV-Safe gem 安全漏洞 | |
| CVE-2022-29849 | Progress OpenEdge权限许可和访问控制问题漏洞 |
Showing top 20 of 24 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-31674
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