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OpenAdvisories

Product · WatchGuard

Fireware OS

91 known vulnerabilities.

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  • Medium 6.1

    Fireware OS Stack Buffer Overflow in VPN Network Access Enforcement Allows Unprivileged Code Execution

    A stack-based buffer overflow vulnerability in Fireware OS's VPN Network Access Enforcement process allows an authenticated mobile VPN user to create a denial of service condition and potentially execute arbitrary code as an unprivileged process by sending a …

  • Medium 6.0

    Fireware OS Missing Authentication in FireCluster State Sync Allows BOVPN Tunnel Denial of Service

    A missing authentication vulnerability in Fireware OS's FireCluster state synchronization feature allows an unauthenticated attacker positioned on the cluster synchronization network segment to force premature VPN tunnel termination by sending crafted cluster…

  • Medium 5.6

    Fireware OS Improper Authentication in AuthPoint MFA Verification Allows Session Hijacking

    An improper authentication vulnerability in WatchGuard Fireware OS's AuthPoint multi-factor authentication process allows a local, unauthenticated attacker on the appliance to hijack another user's in-progress MFA session by supplying a specially crafted requ…

  • Medium 5.3

    Fireware OS Improper Authorization in Access Portal Reverse Proxy

    An improper authorization vulnerability in Fireware OS's Access Portal reverse proxy allows an authenticated, low-privileged Access Portal user to access other web applications they are not authorized for by sending a specially crafted request for a different…

  • Medium 6.9

    Fireware OS Heap-Based Buffer Overflow in iked Allows Denial of Service

    A heap-based buffer overflow vulnerability in Fireware OS's iked process allows an authenticated administrator to crash the IKE daemon (iked), resulting in a denial of service, by saving a specially crafted configuration.

  • Medium 5.9

    WatchGuard Firebox Hardcoded Fallback Encryption Key in Access Portal Resource Credential Database

    In exception circumstances, WatchGuard Fireware OS on a FireCluster may use a hard-coded encryption key to encrypt saved credentials for Access Portal resources. This vulnerability does not affect devices that do not support the Access Portal feature or stand…

  • Medium 4.8

    WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in SIP Proxy Configuration

    Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS SIP Proxy module allows Stored XSS. This vulnerability is an additional unmitigated attack path for CVE-2025-6947.

  • Medium 4.8

    WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in spamBlocker Module

    Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS spamBlocker module allows Stored XSS. This vulnerability is an additional unmitigated attack path for CVE-2025-1071. This issue…

  • Medium 4.8

    WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Autotask Technology Integration Configuration

    Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS (Autotask Technology Integration module) allows Stored XSS. This vulnerability is an additional unmitigated attack path for CVE…

  • Medium 4.8

    WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in ConnectWise Technology Integration Configuration

    Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS (ConnectWise Technology Integration module) allows Stored XSS. This vulnerability is an additional unmitigated attack path for …

  • Medium 4.8

    WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Tigerpaw Technology Integration Configuration

    Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS (Tigerpaw Technology Integration module) allows Stored XSS. This vulnerability is an additional unmitigated attack path for CVE…

  • Medium 6.9

    WatchGuard Firebox Management Web UI Denial of Service via Unsafe Deserialization

    An authenticated administrator can trigger a denial-of-service condition in the Fireware Management Web UI by sending malformed or crafted data to the put_data endpoint, which performs unsafe deserialization of the attacker-supplied input.

  • Medium 6.9

    WatchGuard Firebox System Integrity Check Bypass

    A vulnerability in WatchGuard Fireware OS may allow an attacker to bypass the Fireware OS filesystem integrity check and maintain limited persistence via a maliciously-crafted firmware update package.

  • Medium 5.1

    WatchGuard Firebox Reflected Cross-Site-Scripting (XSS) Vulnerability in Fireware Web UI

    A reflected cross-site scripting (XSS) vulnerability in the Fireware OS Web UI enabled execution of malicious JavaScript in the context of an authenticated management user's browser when they click on a specially crafted link.

  • Medium 4.8

    WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in IPS Configuration

    A stored cross-site scripting (XSS) vulnerability exists in the management interface of WatchGuard Firebox appliances via the IPS configuration. An authenticated remote attacker with administrator privileges could exploit this vulnerability to execute arbitra…

  • Medium 6.7

    WatchGuard Firebox Boot Time System Integrity Check Bypass

    An Expected Behavior Violation [CWE-440] vulnerability in WatchGuard Fireware OS may allow an attacker to bypass the Fireware OS boot time system integrity check and prevent the Firebox from shutting down in the event of a system integrity check failure. The …

  • Medium 4.8

    WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Gateway Wireless Controller

    Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS (Gateway Wireless Controller module) allows Stored XSS.

  • Medium 4.8

    WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Autotask Technology Integration Configuration

    Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS (Autotask Technology Integration module) allows Stored XSS.

  • Medium 4.8

    WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in ConnectWise Technology Integration Configuration

    Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS (ConnectWise Technology Integration module) allows Stored XSS.

  • Medium 4.8

    WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Tigerpaw Technology Integration Configuration

    Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS (Tigerpaw Technology Integration module) allows Stored XSS.

  • Medium 4.8

    WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in SIP Proxy Configuration

    A stored cross-site scripting (XSS) vulnerability exists in the management interface of WatchGuard Firebox appliances via the SIP Proxy configuration. An authenticated remote attacker with administrator privileges could exploit this vulnerability to execute a…

  • Medium 6.9

    WatchGuard Firebox Authentication Portal Request Smuggling Vulnerability

    An HTTP Request Smuggling [CWE-444] vulnerability in the Authentication portal of WatchGuard Fireware OS allows a remote attacker to evade request parameter sanitation and perform a reflected self-Cross-Site Scripting (XSS) attack. WatchGuard does not believe…

  • Medium 4.8

    WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Acces Portal Configuration

    A stored cross-site scripting (XSS) vulnerability exists in the management interface of WatchGuard Firebox appliances via the Access Portal configuration. An authenticated remote attacker with administrator privileges could exploit this vulnerability to execu…

  • Medium 4.8

    WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Hotpot Configuration

    Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS allows Stored XSS via the spamBlocker module. This vulnerability requires an authenticated administrator session to a locally m…

  • Medium 5.1

    WatchGaurd Firebox Host Header Injection Vulnerability

    An Improper Input Validation vulnerability in WatchGuard Fireware OS allows an attacker with network access to manipulate the value of the HTTP Host header in requests sent to the Web UI. An attacker could exploit this vulnerability to redirect users to malic…

  • Medium 4.8

    WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Blocked Sites List

    A stored cross-site scripting (XSS) vulnerability exists in the management interface of WatchGuard Firebox appliances via the Blocked Sites list. An authenticated remote attacker with administrator privileges could exploit this vulnerability to execute arbitr…

  • Medium 4.8

    WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in spamBlocker Module

    A stored cross-site scripting (XSS) vulnerability exists in the management interface of WatchGuard Firebox appliances via the spamBlocker module. An authenticated remote attacker with administrator privileges could exploit this vulnerability to execute arbitr…

  • Medium 6.5
    CVE-2022-31749 Public exploit

    Authenticated arbitrary file read/write in WatchGuard Fireware OS

    An argument injection vulnerability in the diagnose and import pac commands in WatchGuard Fireware OS before 12.8.1, 12.1.4, and 12.5.10 allows an authenticated remote attacker with unprivileged credentials to upload or read files to limited, arbitrary locati…