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Vulnerability record · CVE-2020-15543 · published 5 July 2020

CVE-2020-15543: Solarwinds serv-u ftp server improper input validation vulnerability

Solarwinds · Serv U Ftp Server

SolarWinds Serv-U FTP server before 15.2.1 does not validate an argument path.

9.8 CVSS 3.1 Critical EPSS 1.6% · top 24.7% CWE-20 · Improper input validation
9.8CVSS 3.1 base score, v2 7.5
1.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

SolarWinds Serv-U FTP server before 15.2.1 does not validate an argument path.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://documentation.solarwinds.com/en/success_center/servu/Content/Release_Notes/Servu_15-2-1_release_notes.htm Release NotesVendor Advisory
https://documentation.solarwinds.com/en/success_center/servu/Content/Release_Notes/Servu_15-2-1_release_notes.htm Release NotesVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2020-15541Solarwinds serv-u ftp server vulnerabilitySolarWinds Serv-U FTP server before 15.2.1 allows remote command execution.EPSS 7.0%9.8CVE-2020-15542Solarwinds serv-u ftp server vulnerabilitySolarWinds Serv-U FTP server before 15.2.1 mishandles the CHMOD command.EPSS 1.6%8.8CVE-2019-12181SolarWinds Serv-U Linux privilege escalation via OS command injectionSolarWinds Serv-U before 15.1.7 on Linux contains an OS command injection flaw (CWE-78) that allows privilege escalation. The vulnerability is networ…EPSS 66%analysed7.8CVE-2018-19999Solarwinds serv-u ftp server improper authentication vulnerabilityThe local management interface in SolarWinds Serv-U FTP Server 15.1.6.25 has incorrect access controls that permit local users to bypass authenticati…EPSS 0.61%7.2CVE-2018-15906Solarwinds serv-u ftp server vulnerabilitySolarWinds Serv-U FTP Server 15.1.6 allows remote authenticated users to execute arbitrary code by leveraging the Import feature and modifying a CSV …EPSS 8.1%6.5CVE-2019-13181Solarwinds serv-u ftp server csv injection vulnerabilityA CSV injection vulnerability exists in the web UI of SolarWinds Serv-U FTP Server v15.1.7.EPSS 3.2%5.4CVE-2019-19829Solarwinds serv-u ftp server cross-site scripting vulnerabilityA cross-site scripting (XSS) vulnerability exists in SolarWinds Serv-U FTP Server 15.1.7 in the email parameter, a different vulnerability than CVE-2…EPSS 2.3%5.4CVE-2019-13182Solarwinds serv-u ftp server cross-site scripting vulnerabilityA stored cross-site scripting (XSS) vulnerability exists in the web UI of SolarWinds Serv-U FTP Server 15.1.7.EPSS 6.4%

Source: NIST National Vulnerability Database (record CVE-2020-15543), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.