CVE-2022-50799

HIGH

Fetch Softworks Fetch FTP Client 5.8.2 - Denial of Service via Long FTP Server Response

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2022-50799. PoCs published by LiquidWorm.

AI-analyzed exploit summary This exploit demonstrates a denial-of-service vulnerability in Fetch Softworks Fetch FTP Client 5.8 by sending a malformed FTP server response with a long string (over 2K bytes), causing 100% CPU consumption on the target system.

Description

Fetch FTP Client 5.8.2 contains a denial of service vulnerability that allows attackers to trigger 100% CPU consumption by sending long server responses. Attackers can send specially crafted FTP server responses exceeding 2K bytes to cause excessive resource utilization and potentially crash the application.

Exploits (1)

exploitdb WORKING POC
by LiquidWorm · pythonlocalmacos
https://www.exploit-db.com/exploits/50696

This exploit demonstrates a denial-of-service vulnerability in Fetch Softworks Fetch FTP Client 5.8 by sending a malformed FTP server response with a long string (over 2K bytes), causing 100% CPU consumption on the target system.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Fetch Softworks Fetch FTP Client 5.8.2 (5K1354)
No auth needed
Prerequisites: Network access to the target system · Target system running Fetch FTP Client 5.8.2
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Exploit, Third Party Advisory exploit
https://www.exploit-db.com/exploits/50696
Various Sources product
https://www.fetchsoftworks.com
Third Party Advisory third-party-advisory
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5696.php

Scores

CVSS v3 7.5
EPSS 0.0036
EPSS Percentile 27.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-770
Status published
Products (1)
Fetch Softworks/Fetch Softworks Fetch FTP Client 5.8
Published Dec 30, 2025
Tracked Since Feb 18, 2026