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Vulnerability record · CVE-2022-22836 · published 10 January 2022

CVE-2022-22836: Coreftp core ftp path traversal vulnerability

CCoreftp · Core Ftp

CoreFTP Server before 727 allows directory traversal (for file creation) by an authenticated attacker via ../ in an HTTP PUT request.

6.5 CVSS 3.1 Medium EPSS 5.4% · top 7.6% CWE-22 · Path traversal
6.5CVSS 3.1 base score, v2 4.0
5.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

CoreFTP Server before 727 allows directory traversal (for file creation) by an authenticated attacker via ../ in an HTTP PUT request.

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

Affected products

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

References

LinkTags
http://www.coreftp.com/forums/viewtopic.php?f=15&t=4022509 Release NotesVendor Advisory
https://yoursecuritybores.me/coreftp-vulnerabilities/ ExploitThird Party Advisory
http://www.coreftp.com/forums/viewtopic.php?f=15&t=4022509 Release NotesVendor Advisory
https://yoursecuritybores.me/coreftp-vulnerabilities/ ExploitThird Party Advisory

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Related vulnerabilities

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

9.8CVE-2020-19596Coreftp core ftp classic buffer overflow vulnerabilityBuffer overflow vulnerability in Core FTP Server v1.2 Build 583, via a crafted username.EPSS 1.3%9.8CVE-2018-12113Coreftp core ftp memory buffer overflow vulnerabilityCore FTP LE version 2.2 Build 1921 is prone to a buffer overflow vulnerability that may result in a DoS or remote code execution via a PASV response.EPSS 6.9%9.3CVE-2013-3930Coreftp core ftp memory buffer overflow vulnerabilityStack-based buffer overflow in Core FTP before 2.2 build 1785 allows remote FTP servers to execute arbitrary code via a crafted directory name in a C…EPSS 3.0%9.3CVE-2009-3484Coreftp core ftp memory buffer overflow vulnerabilityStack-based buffer overflow in Core FTP 2.1 build 1612 allows user-assisted remote attackers to execute arbitrary code via a long hostname in an FTP …EPSS 5.6%8.7CVE-2019-25686Coreftp core ftp missing authentication for critical function vulnerabilityCore FTP 2.0 build 653 contains a denial of service vulnerability in the PBSZ command that allows unauthenticated attackers to crash the service by s…EPSS 0.47%8.7CVE-2019-25654Coreftp core ftp out-of-bounds write vulnerabilityCore FTP/SFTP Server 1.2 contains a buffer overflow vulnerability that allows attackers to crash the service by supplying an excessively long string …EPSS 0.69%7.8CVE-2014-1215Coreftp core ftp memory buffer overflow vulnerabilityMultiple buffer overflows in Core FTP Server before 1.2 build 508 allow local users to gain privileges via vectors related to reading data from confi…EPSS 0.36%7.5CVE-2020-19595Coreftp core ftp classic buffer overflow vulnerabilityBuffer overflow vulnerability in Core FTP Server v2 Build 697, via a crafted username.EPSS 1.1%

Source: NIST National Vulnerability Database (record CVE-2022-22836), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.