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

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2021-35250— Directory Transversal Vulnerability in Serv-U 15.3

Quick assessment

Affected
SolarWinds Serv-U
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.

SolarWinds Serv-U FTP Server是美国SolarWinds公司的一套FTP和MFT文件传输软件。 SolarWinds Serv-U FTP Server 中存在路径遍历漏洞。该漏洞源于网络系统或产品未能正确地过滤资源或文件路径中的特殊元素。攻击者可利用该漏洞访问受限目录之外的位置。

CVSS 7.5 · High EPSS 12.80% · P96

Public Exploits 1

Nuclei · 1 CVE-2021-35250.yaml [template]

Possible ATT&CK Techniques 1 AI

T1083 · File and Directory Discovery
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2021-35250

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
Directory Transversal Vulnerability in Serv-U 15.3
Source: CVE Program / CVE List V5
Vulnerability Description
A researcher reported a Directory Transversal Vulnerability in Serv-U 15.3. This may allow access to files relating to the Serv-U installation and server files. This issue has been resolved in Serv-U 15.3 Hotfix 1.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
SolarWinds Serv-U FTP Server 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SolarWinds Serv-U FTP Server是美国SolarWinds公司的一套FTP和MFT文件传输软件。 SolarWinds Serv-U FTP Server 中存在路径遍历漏洞。该漏洞源于网络系统或产品未能正确地过滤资源或文件路径中的特殊元素。攻击者可利用该漏洞访问受限目录之外的位置。
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)

Shenlong Deep Dive — AI Deep Analysis

10-question deep dive: root cause, exploitation, mitigation, urgency. Read summary free, full version requires login.

Read summary Full analysis (login)

Affected Products

Vendor Product Affected Versions CPE Subscribe
SolarWinds Serv-U 15.3 only ~ 15.3 Hotfix 1 -

II. Public POCs for CVE-2021-35250

# POC Description Source Link Shenlong Link
1 None https://github.com/rissor41/SolarWinds-CVE-2021-35250 POC Details
2 SolarWinds Serv-U 15.3 is susceptible to local file inclusion, which may allow an attacker access to installation and server files and also make it possible to obtain sensitive information, modify data, and/or execute unauthorized administrative operations in the context of the affected site. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-35250.yaml POC Details
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2021-35250

请登录查看更多情报信息。

Other References for CVE-2021-35250 (2)

IV. Related Vulnerabilities

Same product: Serv-U
Same vendor: SolarWinds
Same weakness: CWE-22

V. Comments for CVE-2021-35250

No comments yet

Leave a comment