An issue was discovered in Zammad before 3.4.1. There is an authentication bypass in the SSO endpoint via a crafted header, when SSO is not configured. An attacker can create a valid and authenticated session that can be used to perform any actions in the name of other users.

A vulnerability in Zammad v5.3.0 allows attackers to execute arbitrary code or escalate privileges via a crafted message sent to the server.

An issue was discovered in Zammad before 4.1.1. Command Injection can occur via custom Packages.

An issue was discovered in Zammad before 4.1.1. The Form functionality allows remote code execution because deserialization is mishandled.

The telnet server for 3Com hardware such as PS40 SuperStack II does not delay or disconnect remote attackers who provide an incorrect username or password, which makes it easier to break into the server via brute force password guessing.

Improper Restriction of Excessive Authentication Attempts in GitHub repository heroiclabs/nakama prior to 3.13.0. This results in login brute-force attacks.

VAXstations running Open VMS 5.3 through 5.5-2 with VMS DECwindows or MOTIF do not properly disable access to user accounts that exceed the break-in limit threshold for failed login attempts, which makes it easier for attackers to conduct brute force password guessing.

Improper Restriction of Excessive Authentication Attempts in GitHub repository mastodon/mastodon prior to 4.0.0.

Improper Restriction of Excessive Authentication Attempts vulnerability in Drupal Mail Login allows Brute Force.This issue affects Mail Login: from 3.0.0 before 3.2.0, from 4.0.0 before 4.2.0.

Umanni RH 1.0 does not limit the number of authentication attempts. An unauthenticated user may exploit this vulnerability to launch a brute-force authentication attack against the Login page.

Various rest resources in Fisheye and Crucible before version 4.8.9 allowed remote attackers to brute force user login credentials as rest resources did not check if users were beyond their max failed login limits and therefore required solving a CAPTCHA in addition to providing user credentials for authentication via a improper restriction of excess authentication attempts vulnerability.

A brute-force protection bypass in CAPTCHA protection in ASUS ROG Rapture GT-AX11000, RT-AX3000, RT-AX55, RT-AX56U, RT-AX56U_V2, RT-AX58U, RT-AX82U, RT-AX82U GUNDAM EDITION, RT-AX86 Series(RT-AX86U/RT-AX86S), RT-AX86U ZAKU II EDITION, RT-AX88U, RT-AX92U, TUF Gaming AX3000, TUF Gaming AX5400 (TUF-AX5400), ASUS ZenWiFi XD6, ASUS ZenWiFi AX (XT8) before 3.0.0.4.386.45898, and RT-AX68U before 3.0.0.4.386.45911, allows a remote attacker to attempt any number of login attempts via sending a specific HTTP request.

IBM Robotic Process Automation with Automation Anywhere 11 uses an inadequate account lockout setting that could allow a remote attacker to brute force account credentials. IBM X-Force ID: 161411.

The DIGITS: WordPress Mobile Number Signup and Login WordPress plugin before 8.4.6.1 does not rate limit OTP validation attempts, making it straightforward for attackers to bruteforce them.

Agentflow from Flowring Technology has an Account Lockout Bypass vulnerability, allowing unauthenticated remote attackers to exploit this vulnerability to perform password brute force attack.

Gestsup before 3.2.10 allows account takeover through the password recovery functionality (remote). The affected component is the file forgot_pwd.php - it uses a weak algorithm for the generation of password recovery tokens (the PHP uniqueid function), allowing a brute force attack.

BAB TECHNOLOGIE GmbH eibPort V3 prior version 3.9.1 allow unauthenticated attackers to access uncontrolled the login service at /webif/SecurityModule in a brute force attack. The password could be weak and default username is known as 'admin'. This is usable and part of an attack chain to gain SSH root access.

EyesOfNetwork 5.3-10 uses an integer of between 8 and 10 digits for the session ID, which might be leveraged for brute-force authentication bypass (such as in CVE-2021-27513 exploitation).

Insufficiently Protected Credentials vulnerability exists in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior that could cause unauthorized access of when credentials are discovered after a brute force attack.

An issue in the BYD Dilink Headunit System v3.0 to v4.0 allows attackers to bypass authentication via a bruteforce attack.

An issue in the user login box of CSCMS v4.0 allows attackers to hijack user accounts via brute force attacks.

A vulnerability was found in Thecosy IceCMS 2.0.1. It has been classified as problematic. Affected is an unknown function of the file /login of the component Captcha Handler. The manipulation leads to improper restriction of excessive authentication attempts. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-247884.

Improper Authentication in Lin-CMS-Flask v0.1.1 allows remote attackers to launch brute force login attempts without restriction via the 'login' function in the component 'app/api/cms/user.py'.

Sielco PolyEco1000 uses a weak set of default administrative credentials that can be easily guessed in remote password attacks and gain full control of the system.

Venki Supravizio BPM 10.1.2 does not limit the number of authentication attempts. An unauthenticated user may exploit this vulnerability to launch a brute-force authentication attack against the Login page.

tiki-login.php in Tiki before 21.2 sets the admin password to a blank value after 50 invalid login attempts.

A vulnerability has been identified in SIMATIC HMI Basic Panels 2nd Generation (incl. SIPLUS variants) (All versions < V16), SIMATIC HMI Comfort Panels (incl. SIPLUS variants) (All versions <= V16), SIMATIC HMI Mobile Panels (All versions <= V16), SIMATIC HMI Unified Comfort Panels (All versions <= V16). Affected devices insufficiently block excessive authentication attempts. This could allow a remote attacker to discover user passwords and obtain access to the Sm@rt Server via a brute-force attack.

OpenClinic GA versions 5.09.02 and 5.89.05b contain an authentication mechanism within the system that does not provide sufficient complexity to protect against brute force attacks, which may allow unauthorized users to access the system after no more than a fixed maximum number of attempts.

OpenClinic GA versions 5.09.02 and 5.89.05b may allow an attacker to bypass the system’s account lockout protection, which may allow brute force password attacks.

DoraCMS v2.1.8 was discovered to re-use the same code for verification of valid usernames and passwords. This vulnerability allows attackers to gain access to the application via a bruteforce attack.

Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. In Nextcloud Server prior to versions 26.0.9 and 27.1.4; as well as Nextcloud Enterprise Server prior to versions 23.0.12.13, 24.0.12.9, 25.0.13.4, 26.0.9, and 27.1.4; when a (reverse) proxy is configured as trusted proxy the server could be tricked into reading a wrong remote address for an attacker, allowing them executing authentication attempts than intended. Nextcloud Server versions 26.0.9 and 27.1.4 and Nextcloud Enterprise Server versions 23.0.12.13, 24.0.12.9, 25.0.13.4, 26.0.9, and 27.1.4 contain a patch for this issue. No known workarounds are available.

OpenCart CMS v4.0.2.2 was discovered to lack a protective mechanism on its login page against excessive login attempts, allowing unauthenticated attackers to gain access to the application via a brute force attack to the password parameter.

Logsign Unified SecOps Platform Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of Logsign Unified SecOps Platform. Authentication is not required to exploit this vulnerability. The specific flaw exists within the password reset mechanism. The issue results from the lack of restriction of excessive authentication attempts. An attacker can leverage this vulnerability to reset a user's password and bypass authentication on the system. Was ZDI-CAN-24164.

OX App Suite 7.10.1 to 7.10.3 has improper input validation for rate limits with a crafted User-Agent header, spoofed vacation notices, and /apps/load memory consumption.

The htdocs/index.php?mainmenu=home login page in Dolibarr 10.0.6 allows an unlimited rate of failed authentication attempts.

An issue was discovered in Foxit Reader and PhantomPDF before 9.7.2. It has brute-force attack mishandling because the CAS service lacks a limit on login failures.

Plataformatec Devise version 4.5.0 and earlier, using the lockable module contains a CWE-367 vulnerability in The `Devise::Models::Lockable` class, more specifically at the `#increment_failed_attempts` method. File location: lib/devise/models/lockable.rb that can result in Multiple concurrent requests can prevent an attacker from being blocked on brute force attacks. This attack appear to be exploitable via Network connectivity - brute force attacks. This vulnerability appears to have been fixed in 4.6.0 and later.

This vulnerability exists in Shilpi Client Dashboard due to missing restrictions for incorrect login attempts on its API based login. A remote attacker could exploit this vulnerability by conducting a brute force attack on password, which could lead to gain unauthorized access to other user accounts.

A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. GitLab OAuth endpoint was vulnerable to brute-force attacks through a specific parameter.

Dell Unity, Dell UnityVSA, and Dell Unity XT versions before 5.2.0.0.5.173 do not restrict excessive authentication attempts in Unisphere GUI. A remote unauthenticated attacker may potentially exploit this vulnerability to brute-force passwords and gain access to the system as the victim. Account takeover is possible if weak passwords are used by users.

Dell EMC ECS versions prior to 3.4.0.0 contain an improper restriction of excessive authentication attempts vulnerability. An unauthenticated remote attacker may potentially perform a password brute-force attack to gain access to the targeted accounts.

HCL AppScan Standard is vulnerable to excessive authorization attempts

CACAGOO Cloud Storage Intelligent Camera TV-288ZD-2MP with firmware 3.4.2.0919 has weak authentication of TELNET access, leading to root privileges without any password required.

Pluck CMS 4.7.18 does not restrict failed login attempts, allowing attackers to execute a brute force attack.

Beck IPC GmbH IPC@CHIP telnet service does not delay or disconnect users from the service when bad passwords are entered, which makes it easier for remote attackers to conduct brute force password guessing attacks.

Improper Restriction of Excessive Authentication Attempts vulnerability in upKeeper Solutions product upKeeper Manager allows Authentication Abuse.This issue affects upKeeper Manager: through 5.1.9.

An issue was discovered on Samsung mobile devices with O(8.x) (with TEEGRIS) software. The Gatekeeper Trustlet allows a brute-force attack on user credentials. The Samsung ID is SVE-2020-16908 (June 2020).

Improper Restriction of Excessive Authentication Attempts vulnerability in upKeeper Solutions product upKeeper Manager allows Authentication Abuse.This issue affects upKeeper Manager: through 5.1.9.

A vulnerability in Kaiten version 57.131.12 and earlier allows attackers to bypass the PIN code authentication mechanism. The application requires users to input a 6-digit PIN code sent to their email for authorization after entering their login credentials. However, the request limiting mechanism can be easily bypassed, enabling attackers to perform a brute force attack to guess the correct PIN and gain unauthorized access to the application.

xrdp is an open source RDP server. xrdp versions prior to 0.10.0 have a vulnerability that allows attackers to make an infinite number of login attempts. The number of max login attempts is supposed to be limited by a configuration parameter `MaxLoginRetry` in `/etc/xrdp/sesman.ini`. However, this mechanism was not effectively working. As a result, xrdp allows an infinite number of login attempts.