CWE-645
Overly Restrictive Account Lockout Mechanism
Description
The product contains an account lockout protection mechanism, but the mechanism is too restrictive and can be triggered too easily, which allows attackers to deny service to legitimate users by causing their accounts to be locked out.
Hierarchy (View 1000)
Parents
Children
none
Related attack patterns (CAPEC)
CAPEC-2
CVEs mapped to this weakness (7)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2023-4346 | Hig | 0.61 | 7.5 | 0.01 | KEV | Aug 29, 2023 | KNX devices that use KNX Connection Authorization and support Option 1 are, depending on the implementation, vulnerable to being locked and users being unable to reset them to gain access to the device. The BCU key feature on the devices can be used to create a password for the… | |
| CVE-2026-53982 | Med | 0.35 | 6.5 | 0.00 | Jun 12, 2026 | Cap-go Console < 12.28.2 contains a denial-of-service vulnerability in its account deletion flow that allows an attacker to block authentication and onboarding functions by triggering account deletion while a device identifier is linked to the active session. The platform… | ||
| CVE-2026-25907 | Med | 0.34 | 5.3 | 0.00 | Mar 4, 2026 | Dell PowerScale OneFS, version 9.13.0.0, contains an overly restrictive account lockout mechanism vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to denial of service. | ||
| CVE-2025-5241 | Med | 0.34 | 5.3 | 0.00 | Jul 11, 2025 | Overly Restrictive Account Lockout Mechanism vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series allows a remote unauthenticated attacker to lockout legitimate users for a certain period by repeatedly attempting to login with incorrect passwords. The legitimate… | ||
| CVE-2024-37028 | Med | 0.34 | 5.3 | 0.00 | Aug 14, 2024 | BIG-IP Next Central Manager may allow an attacker to lock out an account that has never been logged in. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated. | ||
| CVE-2025-31947 | Med | 0.31 | 5.8 | 0.00 | May 15, 2025 | Mattermost versions 10.6.x <= 10.6.1, 10.5.x <= 10.5.2, 10.4.x <= 10.4.4, 9.11.x <= 9.11.11 fail to lockout LDAP users following repeated login failures, which allows attackers to lock external LDAP accounts through repeated login failures through Mattermost. | ||
| CVE-2024-1722 | Low | 0.17 | 3.7 | 0.01 | Feb 29, 2024 | A flaw was found in Keycloak. In certain conditions, this issue may allow a remote unauthenticated attacker to block other accounts from logging in. |
- risk 0.61cvss 7.5epss 0.01
KNX devices that use KNX Connection Authorization and support Option 1 are, depending on the implementation, vulnerable to being locked and users being unable to reset them to gain access to the device. The BCU key feature on the devices can be used to create a password for the…
- risk 0.35cvss 6.5epss 0.00
Cap-go Console < 12.28.2 contains a denial-of-service vulnerability in its account deletion flow that allows an attacker to block authentication and onboarding functions by triggering account deletion while a device identifier is linked to the active session. The platform…
- risk 0.34cvss 5.3epss 0.00
Dell PowerScale OneFS, version 9.13.0.0, contains an overly restrictive account lockout mechanism vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to denial of service.
- risk 0.34cvss 5.3epss 0.00
Overly Restrictive Account Lockout Mechanism vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series allows a remote unauthenticated attacker to lockout legitimate users for a certain period by repeatedly attempting to login with incorrect passwords. The legitimate…
- risk 0.34cvss 5.3epss 0.00
BIG-IP Next Central Manager may allow an attacker to lock out an account that has never been logged in. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
- risk 0.31cvss 5.8epss 0.00
Mattermost versions 10.6.x <= 10.6.1, 10.5.x <= 10.5.2, 10.4.x <= 10.4.4, 9.11.x <= 9.11.11 fail to lockout LDAP users following repeated login failures, which allows attackers to lock external LDAP accounts through repeated login failures through Mattermost.
- risk 0.17cvss 3.7epss 0.01
A flaw was found in Keycloak. In certain conditions, this issue may allow a remote unauthenticated attacker to block other accounts from logging in.