CVE-2025-1220

CVE-2025-1220 (PHP Hostname Null Character Vulnerability) affects PHP 8.1.x/8.2.x/8.3.x/8.4.x prior to patched releases. Public advisories (ALSA 2026-1409, Astra Linux, ALAS2023-2025-1087/1088/1113, etc.) indicate the issue arises from fsockopen/hostname handling and can affect access checks. Rem...

CVE-2025-1220 Null byte termination in hostnames

In PHP versions:8.1. before 8.1.33, 8.2. before 8.2.29, 8.3. before 8.3.23, 8.4. before 8.4.10 some functions like fsockopen lack validation that the hostname supplied does not contain null characters. This may lead to other functions like parseurl treat the hostname in different way, thus openin...

CVE-2025-1220 Null byte termination in hostnames

In PHP versions:8.1. before 8.1.33, 8.2. before 8.2.29, 8.3. before 8.3.23, 8.4. before 8.4.10 some functions like fsockopen lack validation that the hostname supplied does not contain null characters. This may lead to other functions like parseurl treat the hostname in different way, thus openin...

PHP 8.4.x < 8.4.10 Multiple Vulnerabilities

According to its self-reported version number, the version of PHP installed on the remote host is 8.1.x prior to 8.1.33, 8.2.x prior to 8.2.29, 8.3.x prior to 8.3.23, or 8.4.x prior to 8.4.10. It is, therefore, affected by multiple vulnerabilities: - pgsql extension does not check for errors duri...

Wing FTP Server NULL-byte Authentication Bypass (CVE-2025-47812)

Wing FTP Server allows arbitrary Lua code injection via a NULL-byte %00 truncation bug CVE-2025-47812. Supplying %00 as the username makes the C++ authentication routine validate only the prefix, while the full string is written unfiltered into the session file and later executed with root/SYSTEM...

📄 Wing FTP Server NULL-byte Authentication Bypass

Wing FTP Server allows arbitrary Lua code injection via a NULL-byte %00 truncation bug CVE-2025-47812. Supplying %00 as the username makes the C++ authentication routine validate only the prefix, while the full string is written unfiltered into the session file and later executed with root/SYSTEM...

MGASA-2025-0203 Updated php packages fix security vulnerabilities

PGSQL: Fixed GHSA-hrwm-9436-5mv3 pgsql extension does not check for errors during escaping. CVE-2025-1735 SOAP: Fixed GHSA-453j-q27h-5p8x NULL Pointer Dereference in PHP SOAP Extension via Large XML Namespace Prefix. CVE-2025-6491 Standard: Fixed GHSA-3cr5-j632-f35r Null byte termination in...

WingFTP username null byte command execution

Added: 07/02/2025 Background Wing FTP Server is free FTP server software for Windows, Linux, and Mac OS. Problem A command injection vulnerability allows a remote unauthenticated attacker to execute arbitrary commands by sending a username with a null byte in a login request. Resolution Upgrade t...

WingFTP username null byte command execution

Added: 07/02/2025 Background Wing FTP Server is free FTP server software for Windows, Linux, and Mac OS. Problem A command injection vulnerability allows a remote unauthenticated attacker to execute arbitrary commands by sending a username with a null byte in a login request. Resolution Upgrade t...

Exploit for Improper Neutralization of Null Byte or NUL Character in Wftpserver Wing_Ftp_Server

CVE-2025-47812 Wing FTP Server Remote Code Execution RCE Ex...

SUSE: Security Advisory (SUSE-SU-2025:0278-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CVE-2024-42383

Use of Out-of-range Pointer Offset vulnerability in Cesanta Mongoose Web Server v7.14 allows to write a NULL byte value beyond the memory space dedicated for the hostname field...

CVE-2022-25219

A null byte interaction error has been discovered in the code that the telnetdstartup daemon uses to construct a pair of ephemeral passwords that allow a user to spawn a telnet service on the router, and to ensure that the telnet service persists upon reboot. By means of a crafted exchange of UDP...

CVE-2022-2778

In affected versions of Octopus Deploy it is possible to bypass rate limiting on login using null bytes...

CVE-2019-11936

Various APC functions accept keys containing null bytes as input, leading to premature truncation of input. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1...

CVE-2002-2419

Direct connect text client DCTC client 0.83.3 allows remote attackers to cause a denial of service crash via a string ending with a NULL byte character...

CVE-2009-2704

CA SiteMinder allows remote attackers to bypass cross-site scripting XSS protections for J2EE applications via a request containing a %00 encoded null byte...

php: password_verify can erroneously return true, opening ATO risk

A null byte interaction error vulnerability was found in PHP. If a password stored with passwordhash starts with a null byte \x00, testing a blank string as the password via passwordverify will incorrectly return true. If a user can create a password with a leading null byte unlikely, but...

SurrealDB has uncaught exception in Net module that leads to database crash

A vulnerability was found where an attacker can crash the database via crafting a HTTP query that returns a null byte. The problem relies on an uncaught exception in the net module, where the result of the query will be converted to JSON before showing as the HTTP response to the user in the /sql...

GHSA-RQ86-9M6R-CM3G SurrealDB has uncaught exception in Net module that leads to database crash

A vulnerability was found where an attacker can crash the database via crafting a HTTP query that returns a null byte. The problem relies on an uncaught exception in the net module, where the result of the query will be converted to JSON before showing as the HTTP response to the user in the /sql...