HOMEVULNERABILITIESCVE-2020-14057
CRITICAL

CVE-2020-14057

CWE-610Published: July 1, 2020· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

Monsta FTP 2.10.1 or below allows external control of paths used in filesystem operations. This allows attackers to read and write arbitrary local files, allowing an attacker to gain remote code execution in common deployments.

NVD Source

Technical Analysis

CVE-2020-14057 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

monstaftp1 product(s)
monsta ftp
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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Official Patches & Advisories

ADVISORYhttps://github.com/sbaresearch/advisories/tree/public/2019/SBA-ADV-20191203-01_Monsta_FTP_Arbitrary_File_Read_and_Write
ADVISORYhttps://www.monstaftp.com/notes/
ADVISORYhttps://github.com/sbaresearch/advisories/tree/public/2019/SBA-ADV-20191203-01_Monsta_FTP_Arbitrary_File_Read_and_Write
ADVISORYhttps://www.monstaftp.com/notes/

All References (4)

→
https://github.com/sbaresearch/advisories/tree/public/2019/SBA-ADV-20191203-01_Monsta_FTP_Arbitrary_File_Read_and_WriteThird Party Advisory
→
https://www.monstaftp.com/notes/Release Notes · Vendor Advisory
→
https://github.com/sbaresearch/advisories/tree/public/2019/SBA-ADV-20191203-01_Monsta_FTP_Arbitrary_File_Read_and_WriteThird Party Advisory
→
https://www.monstaftp.com/notes/Release Notes · Vendor Advisory

Quick Facts

CVE IDCVE-2020-14057
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-610
CISA KEVNo
Affected1 vendor(s)
PublishedJul 1, 2020

Related CVEs (CWE-610)

CVE-2019-7290
10.0
CVE-2017-16088
10.0
CVE-2022-39206
9.9
CVE-2025-7824
9.8
CVE-2025-7823
9.8
CVE-2025-7523
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2020-14057 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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