Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2021-47899— YetiShare File Hosting Script 5.1.0 Remote File Upload SSRF Vulnerability

Quick assessment

Affected
Mfscripts YetiShare File Hosting Script
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.

YetiShare File Hosting Script是英国YetiShare公司的一个文件托管系统。 YetiShare File Hosting Script 5.1.0版本存在安全漏洞，该漏洞源于远程文件上传功能存在服务端请求伪造，可能导致读取本地系统文件。

CVSS 4.0 · Medium EPSS 0.29% · P20

Possible ATT&CK Techniques 1 AI

T1041 · Exfiltration Over C2 Channel

Affected Version Matrix 1

VendorProduct Version RangeStatus
Mfscripts YetiShare File Hosting Script v5.1.0 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2021-47899

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
YetiShare File Hosting Script 5.1.0 Remote File Upload SSRF Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
YetiShare File Hosting Script 5.1.0 contains a server-side request forgery vulnerability that allows attackers to read local system files through the remote file upload feature. Attackers can exploit the url parameter in the url_upload_handler endpoint to access sensitive files like /etc/passwd by using file:/// protocol.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
危险类型文件的不加限制上传
Source: CVE Program / CVE List V5
Vulnerability Title
YetiShare File Hosting Script 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
YetiShare File Hosting Script是英国YetiShare公司的一个文件托管系统。 YetiShare File Hosting Script 5.1.0版本存在安全漏洞，该漏洞源于远程文件上传功能存在服务端请求伪造，可能导致读取本地系统文件。
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
Mfscripts YetiShare File Hosting Script v5.1.0 -

II. Public POCs for CVE-2021-47899

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2021-47899

请登录查看更多情报信息。

Exploits & Public PoCs for CVE-2021-47899 (1)

IV. Related Vulnerabilities

Same weakness: CWE-434

V. Comments for CVE-2021-47899

No comments yet

Leave a comment