CVE-2026-27857: Uncontrolled Resource Consumption

Sending "NOOP ..." command with 4000 parenthesis open+close results in 1MB extra memory usage. Longer commands will result in client disconnection. This 1 MB can be left allocated for longer time periods by not sending the command ending LF. So attacker could connect possibly from even a single I...

UBUNTU-CVE-2026-27857

Sending "NOOP ..." command with 4000 parenthesis open+close results in 1MB extra memory usage. Longer commands will result in client disconnection. This 1 MB can be left allocated for longer time periods by not sending the command ending LF. So attacker could connect possibly from even a single I...

EUVD-2025-16815

Malicious code in bioql PyPI...

FreeFloat FTP Server 'NOOP' Remote Buffer Overflow Vulnerability

FreeFloat FTP Server is an FTP service from FreeFloat. FreeFloat FTP Server suffers from a remote buffer overflow vulnerability that originates from the NOOP Command Handler component failing to properly validate the length and size of input data, which can be exploited by an attacker to execute...

CVE-2025-5634

A vulnerability classified as critical has been found in PCMan FTP Server 2.0.7. This affects an unknown part of the component NOOP Command Handler. The manipulation leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be...

CVE-2025-5548

A vulnerability, which was classified as critical, was found in FreeFloat FTP Server 1.0. Affected is an unknown function of the component NOOP Command Handler. The manipulation leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public an...

CVE-2025-5634

A vulnerability classified as critical has been found in PCMan FTP Server 2.0.7. This affects an unknown part of the component NOOP Command Handler. The manipulation leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be...

CVE-2025-5634

A vulnerability classified as critical has been found in PCMan FTP Server 2.0.7. This affects an unknown part of the component NOOP Command Handler. The manipulation leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be...

CVE-2025-5634 PCMan FTP Server NOOP Command buffer overflow

A vulnerability classified as critical has been found in PCMan FTP Server 2.0.7. This affects an unknown part of the component NOOP Command Handler. The manipulation leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be...

PCMan FTP Server 安全漏洞

PCMan FTP Server is a suite of FTP server software from PCMan Open Source. A security vulnerability exists in PCMan FTP Server version 2.0.7, which stems from improper handling of the component NOOP Command Handler, which may result in a buffer overflow...

CVE-2025-5634: Buffer Copy without Checking Size of Input

A vulnerability classified as critical has been found in PCMan FTP Server 2.0.7. This affects an unknown part of the component NOOP Command Handler. The manipulation leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be...

CVE-2025-5548

A vulnerability, which was classified as critical, was found in FreeFloat FTP Server 1.0. Affected is an unknown function of the component NOOP Command Handler. The manipulation leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public an...

CVE-2025-5548

A vulnerability, which was classified as critical, was found in FreeFloat FTP Server 1.0. Affected is an unknown function of the component NOOP Command Handler. The manipulation leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public an...

CVE-2025-5548 FreeFloat FTP Server NOOP Command buffer overflow

A vulnerability, which was classified as critical, was found in FreeFloat FTP Server 1.0. Affected is an unknown function of the component NOOP Command Handler. The manipulation leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public an...

CVE-2025-5548 FreeFloat FTP Server NOOP Command buffer overflow

A vulnerability, which was classified as critical, was found in FreeFloat FTP Server 1.0. Affected is an unknown function of the component NOOP Command Handler. The manipulation leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public an...

CVE-2025-5548: Buffer Copy without Checking Size of Input

A vulnerability, which was classified as critical, was found in FreeFloat FTP Server 1.0. Affected is an unknown function of the component NOOP Command Handler. The manipulation leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public an...

PT-2025-23688 · Unknown · Freefloat Ftp Server

Name of the Vulnerable Software and Affected Versions: FreeFloat FTP Server version 1.0 Description: A critical issue was found in the NOOP Command Handler component, affecting an unknown function, which leads to a buffer overflow. This issue can be exploited remotely. The exploit has been...

PT-2025-23888 · Unknown · Pcman Ftp Server

Name of the Vulnerable Software and Affected Versions: PCMan FTP Server version 2.0.7 Description: A critical issue has been discovered, affecting the NOOP Command Handler component. This issue leads to a buffer overflow and can be initiated remotely. The exploit details have been publicly...

FreeBSD : Dovecot -- Multiple vulnerabilities (37d106a8-15a4-483e-8247-fcb68b16eaf8)

Aki Tuomi reports : Vulnerability Details : Sending malformed NOOP command causes crash in submission, submission-login or lmtp service. Risk : Remote attacker can keep submission-login service down, causing denial of service attack. For lmtp the risk is neglible, as lmtp is usually behind a...

Null pointer dereference

In Dovecot before 2.3.10.1, unauthenticated sending of malformed parameters to a NOOP command causes a NULL Pointer Dereference and crash in submission-login, submission, or lmtp...