CWE-290
Authentication Bypass by Spoofing
Description
This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks.
Hierarchy (View 1000)
Related attack patterns (CAPEC)
CAPEC-21 · CAPEC-22 · CAPEC-459 · CAPEC-461 · CAPEC-473 · CAPEC-476 · CAPEC-59 · CAPEC-60 · CAPEC-667 · CAPEC-94
CVEs mapped to this weakness (747)
page 4 of 38| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2022-21142 | Cri | 0.64 | 9.8 | 0.02 | Feb 24, 2022 | Authentication bypass vulnerability in a-blog cms Ver.2.8.x series versions prior to Ver.2.8.74, Ver.2.9.x series versions prior to Ver.2.9.39, Ver.2.10.x series versions prior to Ver.2.10.43, and Ver.2.11.x series versions prior to Ver.2.11.41 allows a remote unauthenticated… | ||
| CVE-2020-27847 | Cri | 0.64 | 9.8 | 0.02 | May 28, 2021 | A vulnerability exists in the SAML connector of the github.com/dexidp/dex library used to process SAML Signature Validation. This flaw allows an attacker to bypass SAML authentication. The highest threat from this vulnerability is to confidentiality, integrity, as well as system… | ||
| CVE-2020-22001 | Cri | 0.64 | 9.8 | 0.03 | Apr 27, 2021 | HomeAutomation 3.3.2 suffers from an authentication bypass vulnerability when spoofing client IP address using the X-Forwarded-For header with the local (loopback) IP address value allowing remote control of the smart home solution. | ||
| CVE-2019-20790 | Cri | 0.64 | 9.8 | 0.03 | Apr 27, 2020 | OpenDMARC through 1.3.2 and 1.4.x, when used with pypolicyd-spf 2.0.2, allows attacks that bypass SPF and DMARC authentication in situations where the HELO field is inconsistent with the MAIL FROM field. | ||
| CVE-2019-16871 | Cri | 0.64 | 9.8 | 0.05 | Dec 19, 2019 | Beckhoff Embedded Windows PLCs through 3.1.4024.0, and Beckhoff Twincat on Windows Engineering stations, allow an attacker to achieve Remote Code Execution (as SYSTEM) via the Beckhoff ADS protocol. | ||
| CVE-2019-18259 | Cri | 0.64 | 9.8 | 0.02 | Dec 16, 2019 | In Omron PLC CJ series, all versions and Omron PLC CS series, all versions, an attacker could spoof arbitrary messages or execute commands. | ||
| CVE-2018-15715 | Cri | 0.64 | 9.8 | 0.03 | Nov 30, 2018 | Zoom clients on Windows (before version 4.1.34814.1119), Mac OS (before version 4.1.34801.1116), and Linux (2.4.129780.0915 and below) are vulnerable to unauthorized message processing. A remote unauthenticated attacker can spoof UDP messages from a meeting attendee or Zoom… | ||
| CVE-2017-14375 | Cri | 0.64 | 9.8 | 0.05 | Nov 1, 2017 | EMC Unisphere for VMAX Virtual Appliance (vApp) versions prior to 8.4.0.15, EMC Solutions Enabler Virtual Appliance versions prior to 8.4.0.15, EMC VASA Virtual Appliance versions prior to 8.4.0.512, and EMC VMAX Embedded Management (eManagement) versions prior to and including… | ||
| CVE-2017-14003 | Cri | 0.64 | 9.8 | 0.03 | Oct 11, 2017 | An Authentication Bypass by Spoofing issue was discovered in LAVA Ether-Serial Link (ESL) running firmware versions 6.01.00/29.03.2007 and prior versions. An improper authentication vulnerability has been identified, which, if exploited, would allow an attacker with the same IP… | ||
| CVE-2009-1048 | Cri | 0.64 | 9.8 | 0.06 | Aug 14, 2009 | The web interface on the snom VoIP phones snom 300, snom 320, snom 360, snom 370, and snom 820 with firmware 6.5 before 6.5.20, 7.1 before 7.1.39, and 7.3 before 7.3.14 allows remote attackers to bypass authentication, and reconfigure the phone or make arbitrary use of the… | ||
| CVE-2026-18972 | Cri | 0.63 | 9.6 | 0.06 | Aug 11, 2026 | An authenticated attacker can spoof another GUI user's identity by sending their request with the custom header \"Grpc-Metadata-USER\". This can lead to an account takeover attack from a user with low privileges to administrator. | ||
| CVE-2024-12108 | Cri | 0.63 | 9.6 | 0.07 | Dec 31, 2024 | In WhatsUp Gold versions released before 2024.0.2, an attacker can gain access to the WhatsUp Gold server via the public API. | ||
| CVE-2026-15640 | Cri | 0.62 | — | 0.00 | Sep 16, 2026 | Under certain conditions a valid SAML IdP response may be used to impersonate another Secret Server user. | ||
| CVE-2026-21391 | Cri | 0.62 | — | 0.00 | Sep 14, 2026 | An improper validation vulnerability exists within PingAM where a well-crafted request allows arbitrary or protected ID Token claims to be set or overridden. In certain configurations this could allow an attacker to bypass authentication controls via spoofing leading to… | ||
| CVE-2026-82180 | Cri | 0.62 | — | 0.00 | Sep 3, 2026 | In Eclipse Arrowhead versions from 5.0.0 to 5.2.1 when the MQTT API is enabled with the certificate authentication policy, CertificateMqttFilter parses an X.509 certificate that the client sends inside the MQTT message payload (the authentication field of MqttRequestTemplate)… | ||
| CVE-2024-23674 | Cri | 0.62 | 9.6 | 0.01 | Feb 15, 2024 | The Online-Ausweis-Funktion eID scheme in the German National Identity card through 2024-02-15 allows authentication bypass by spoofing. A man-in-the-middle attacker can assume a victim's identify for access to government, medical, and financial resources, and can also extract… | ||
| CVE-2024-54450 | Cri | 0.61 | 9.4 | 0.01 | Dec 27, 2024 | An issue was discovered in Kurmi Provisioning Suite 7.9.0.33. If an X-Forwarded-For header is received during authentication, the Kurmi application will record the (possibly forged) IP address mentioned in that header rather than the real IP address that the user logged in from.… | ||
| CVE-2023-3128 | Cri | 0.61 | 9.4 | 0.04 | Jun 22, 2023 | Grafana is validating Azure AD accounts based on the email claim. On Azure AD, the profile email field is not unique and can be easily modified. This leads to account takeover and authentication bypass when Azure AD OAuth is configured with a multi-tenant app. | ||
| CVE-2025-36754 | — | Cri | 0.60 | — | 0.00 | Dec 13, 2025 | The authentication mechanism on web interface is not properly implemented. It is possible to bypass authentication checks by crafting a post request with new settings since there is no session token or authentication in place. This would allow an attacker for instance to… | |
| CVE-2025-13953 | Cri | 0.60 | — | 0.01 | Dec 10, 2025 | Bypass vulnerability in the authentication method in the GTT Tax Information System application, related to the Active Directory (LDAP) login method. Authentication is performed through a local WebSocket, but the web application does not properly validate the authenticity or… |
- risk 0.64cvss 9.8epss 0.02
Authentication bypass vulnerability in a-blog cms Ver.2.8.x series versions prior to Ver.2.8.74, Ver.2.9.x series versions prior to Ver.2.9.39, Ver.2.10.x series versions prior to Ver.2.10.43, and Ver.2.11.x series versions prior to Ver.2.11.41 allows a remote unauthenticated…
- risk 0.64cvss 9.8epss 0.02
A vulnerability exists in the SAML connector of the github.com/dexidp/dex library used to process SAML Signature Validation. This flaw allows an attacker to bypass SAML authentication. The highest threat from this vulnerability is to confidentiality, integrity, as well as system…
- risk 0.64cvss 9.8epss 0.03
HomeAutomation 3.3.2 suffers from an authentication bypass vulnerability when spoofing client IP address using the X-Forwarded-For header with the local (loopback) IP address value allowing remote control of the smart home solution.
- risk 0.64cvss 9.8epss 0.03
OpenDMARC through 1.3.2 and 1.4.x, when used with pypolicyd-spf 2.0.2, allows attacks that bypass SPF and DMARC authentication in situations where the HELO field is inconsistent with the MAIL FROM field.
- risk 0.64cvss 9.8epss 0.05
Beckhoff Embedded Windows PLCs through 3.1.4024.0, and Beckhoff Twincat on Windows Engineering stations, allow an attacker to achieve Remote Code Execution (as SYSTEM) via the Beckhoff ADS protocol.
- risk 0.64cvss 9.8epss 0.02
In Omron PLC CJ series, all versions and Omron PLC CS series, all versions, an attacker could spoof arbitrary messages or execute commands.
- risk 0.64cvss 9.8epss 0.03
Zoom clients on Windows (before version 4.1.34814.1119), Mac OS (before version 4.1.34801.1116), and Linux (2.4.129780.0915 and below) are vulnerable to unauthorized message processing. A remote unauthenticated attacker can spoof UDP messages from a meeting attendee or Zoom…
- risk 0.64cvss 9.8epss 0.05
EMC Unisphere for VMAX Virtual Appliance (vApp) versions prior to 8.4.0.15, EMC Solutions Enabler Virtual Appliance versions prior to 8.4.0.15, EMC VASA Virtual Appliance versions prior to 8.4.0.512, and EMC VMAX Embedded Management (eManagement) versions prior to and including…
- risk 0.64cvss 9.8epss 0.03
An Authentication Bypass by Spoofing issue was discovered in LAVA Ether-Serial Link (ESL) running firmware versions 6.01.00/29.03.2007 and prior versions. An improper authentication vulnerability has been identified, which, if exploited, would allow an attacker with the same IP…
- risk 0.64cvss 9.8epss 0.06
The web interface on the snom VoIP phones snom 300, snom 320, snom 360, snom 370, and snom 820 with firmware 6.5 before 6.5.20, 7.1 before 7.1.39, and 7.3 before 7.3.14 allows remote attackers to bypass authentication, and reconfigure the phone or make arbitrary use of the…
- risk 0.63cvss 9.6epss 0.06
An authenticated attacker can spoof another GUI user's identity by sending their request with the custom header \"Grpc-Metadata-USER\". This can lead to an account takeover attack from a user with low privileges to administrator.
- risk 0.63cvss 9.6epss 0.07
In WhatsUp Gold versions released before 2024.0.2, an attacker can gain access to the WhatsUp Gold server via the public API.
- risk 0.62cvss —epss 0.00
Under certain conditions a valid SAML IdP response may be used to impersonate another Secret Server user.
- risk 0.62cvss —epss 0.00
An improper validation vulnerability exists within PingAM where a well-crafted request allows arbitrary or protected ID Token claims to be set or overridden. In certain configurations this could allow an attacker to bypass authentication controls via spoofing leading to…
- risk 0.62cvss —epss 0.00
In Eclipse Arrowhead versions from 5.0.0 to 5.2.1 when the MQTT API is enabled with the certificate authentication policy, CertificateMqttFilter parses an X.509 certificate that the client sends inside the MQTT message payload (the authentication field of MqttRequestTemplate)…
- risk 0.62cvss 9.6epss 0.01
The Online-Ausweis-Funktion eID scheme in the German National Identity card through 2024-02-15 allows authentication bypass by spoofing. A man-in-the-middle attacker can assume a victim's identify for access to government, medical, and financial resources, and can also extract…
- risk 0.61cvss 9.4epss 0.01
An issue was discovered in Kurmi Provisioning Suite 7.9.0.33. If an X-Forwarded-For header is received during authentication, the Kurmi application will record the (possibly forged) IP address mentioned in that header rather than the real IP address that the user logged in from.…
- risk 0.61cvss 9.4epss 0.04
Grafana is validating Azure AD accounts based on the email claim. On Azure AD, the profile email field is not unique and can be easily modified. This leads to account takeover and authentication bypass when Azure AD OAuth is configured with a multi-tenant app.
- risk 0.60cvss —epss 0.00
The authentication mechanism on web interface is not properly implemented. It is possible to bypass authentication checks by crafting a post request with new settings since there is no session token or authentication in place. This would allow an attacker for instance to…
- risk 0.60cvss —epss 0.01
Bypass vulnerability in the authentication method in the GTT Tax Information System application, related to the Active Directory (LDAP) login method. Authentication is performed through a local WebSocket, but the web application does not properly validate the authenticity or…