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Vulnerability record · CVE-2019-19383 · published 3 December 2019

CVE-2019-19383: Freeftpd classic buffer overflow vulnerability

Freeftpd · Freeftpd

freeFTPd 1.0.8 has a Post-Authentication Buffer Overflow via a crafted SIZE command (this is exploitable even if logging is disabled).

8.8 CVSS 3.1 High EPSS 2.8% · top 14.0% CWE-120 · Classic buffer overflow
8.8CVSS 3.1 base score, v2 6.5
2.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

freeFTPd 1.0.8 has a Post-Authentication Buffer Overflow via a crafted SIZE command (this is exploitable even if logging is disabled).

CVSS:3.1/AV:N/AC:L/PR:L/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://github.com/m0rph-1/CVE-2019-19383 ExploitThird Party Advisory
https://github.com/m0rph-1/CVE-2019-19383 ExploitThird Party Advisory

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Related vulnerabilities

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

10.0CVE-2012-6067Freeftpd improper authentication vulnerabilityfreeFTPd.exe in freeFTPd through 1.0.11 allows remote attackers to bypass authentication via a crafted SFTP session, as demonstrated by an OpenSSH cl…EPSS 3.1%9.3CVE-2013-10042Freeftpd stack-based buffer overflow vulnerabilityA stack-based buffer overflow vulnerability exists in freeFTPd version 1.0.10 and earlier in the handling of the FTP PASS command. When an attacker s…EPSS 2.5%7.5CVE-2006-2407wodSSHServer ActiveX stack buffer overflow via key exchange stringA stack-based buffer overflow exists in the WeOnlyDo wodSSHServer ActiveX component (versions 1.2.7 and 1.3.3 DEMO), which is also embedded in FreeSS…EPSS 71%analysed7.5CVE-2005-3683freeFTPd logging stack buffer overflow via long USER commandfreeFTPd before 1.0.9 contains a stack-based buffer overflow that is reachable when logging is enabled. A remote attacker can send an oversized USER …EPSS 72%analysed7.5CVE-2005-3684Freeftpd vulnerabilityMultiple buffer overflows in freeFTPd 1.0.8, without logging enabled, allow remote authenticated attackers to cause a denial of service (application …EPSS 14%6.8CVE-2005-3812Freeftpd vulnerabilityfreeFTPd 1.0.10 allows remote authenticated users to cause a denial of service (null dereference and crash) via a PORT command with missing arguments.EPSS 3.0%5.5CVE-2025-43520Apple OS kernel memory corruption via malicious appA memory corruption flaw (classic buffer overflow) in Apple's kernel was fixed across iOS, iPadOS, macOS, tvOS, visionOS and watchOS. A malicious app…KEVEPSS 0.43%analysed8.8CVE-2025-31277Apple WebKit memory corruption via malicious web contentApple WebKit fails to handle memory correctly when processing crafted web content, leading to memory corruption across Safari, iOS, iPadOS, macOS, tv…KEVEPSS 1.6%analysed

Source: NIST National Vulnerability Database (record CVE-2019-19383), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.