firewall Archives • Daily CyberSecurity

WatchGuard Patches 18 Fireware OS Vulnerabilities, Seven Rated Critical

WatchGuard Patches 18 Fireware OS Vulnerabilities, Seven Rated Critical

Do Son October 28, 2026

WatchGuard fixes 18 Fireware OS vulnerabilities on the Firebox firewall, including critical CVE-2026-103594 (CVSS 9.5). Upgrade to 2026.4 now.

WatchGuard Patches VPN PrivEsc & Firebox LDAP Injection WatchGuard Agent Privilege Escalation CVE-2026-6787 WatchGuard Vulnerability CVE-2026-1498 WatchGuard Firebox VPN Flaws, Command Injection WatchGuard Vulnerability CVE-2024-6592 and CVE-2024-6593

WatchGuard Patches VPN PrivEsc & Firebox LDAP Injection

Do Son February 5, 2026

WatchGuard patches two flaws: a VPN privilege escalation (NCPVE-2025-0626) and Fireware LDAP injection (CVE-2026-1498). Update Firebox and VPN clients now.

Wide Open Firewall: Critical Foomuuri Flaws Let Local Users Take Control Foomuuri Vulnerability CVE-2025-67603 bypass WAF protections

Wide Open Firewall: Critical Foomuuri Flaws Let Local Users Take Control

Do Son January 9, 2026

Critical Foomuuri flaws (CVE-2025-67603) allow local users to hijack firewall settings. SUSE urges immediate update to v0.31 to secure your system.

SonicWall Warns of New SonicOS SSLVPN Pre-Auth Buffer Overflow Vulnerability (CVE-2025-40601) SonicWall SMA 1000 MFA Bypass SonicWall SSLVPN Flaw CVE-2025-40601 SonicOS vulnerability - CVE-2024-53704

SonicWall SMA 1000 MFA Bypass SonicWall SSLVPN Flaw CVE-2025-40601 SonicOS vulnerability - CVE-2024-53704

SonicWall Warns of New SonicOS SSLVPN Pre-Auth Buffer Overflow Vulnerability (CVE-2025-40601)

Do Son November 21, 2025

SonicWall reports a pre-auth stack-based buffer overflow flaw (CVE-2025-40601) in SonicOS SSLVPN, allowing remote DoS attacks. Patches and mitigation are available.

PAN-OS Flaw (CVE-2025-4619) Allows Unauthenticated Firewall Reboot via Single Crafted Packet PAN-OS DoS, Unauthenticated Reboot

PAN-OS Flaw (CVE-2025-4619) Allows Unauthenticated Firewall Reboot via Single Crafted Packet

Do Son November 13, 2025

Palo Alto patched a DoS flaw (CVE-2025-4619) in PAN-OS. An unauthenticated attacker can remotely reboot the firewall if URL proxy or decryption policies are enabled.

URGENT: Sangoma FreePBX Warns of Exploit, Urges Immediate Administrator Lockdown FreePBX, security advisory

URGENT: Sangoma FreePBX Warns of Exploit, Urges Immediate Administrator Lockdown

Do Son August 28, 2025

Sangoma has issued an urgent security advisory for a FreePBX exploit. Admins with publicly exposed control panels are urged to lock down access immediately.

Critical Cisco RCE Flaw (CVE-2025-20265, CVSS 10): Unauthenticated Attackers Can Hijack Firewalls Cisco ISE Root Escalation * Read-Only Admin Exploit Cisco Secure FMC Vulnerability CVE-2026-20131 Cisco Meeting Management Vulnerability CVE-2026-20098 Cisco vulnerability, RCE flaw CVE-2025-20265 Cisco Meraki, VPN Vulnerability Cisco Nexus Dashboard - CVE-2024-20424 CVE-2025-20115 Cisco Vulnerability CVE-2018-0171 Privilege Escalation Cisco Unified Intelligence Center

Cisco ISE Root Escalation * Read-Only Admin Exploit Cisco Secure FMC Vulnerability CVE-2026-20131 Cisco Meeting Management Vulnerability CVE-2026-20098 Cisco vulnerability, RCE flaw CVE-2025-20265 Cisco Meraki, VPN Vulnerability Cisco Nexus Dashboard - CVE-2024-20424 CVE-2025-20115 Cisco Vulnerability CVE-2018-0171 Privilege Escalation Cisco Unified Intelligence Center

Critical Cisco RCE Flaw (CVE-2025-20265, CVSS 10): Unauthenticated Attackers Can Hijack Firewalls

Do Son August 15, 2025

A critical vulnerability (CVE-2025-20265) in Cisco Secure Firewall Management Center allows unauthenticated attackers to execute commands with high privilege.

SonicWall Alert: Critical SSL VPN Flaw (CVE-2025-40600) Allows Remote DoS Attack on Firewalls CVE-2024-40766 exploited SonicOS Vulnerability, DoS Attack

CVE-2024-40766 exploited SonicOS Vulnerability, DoS Attack

SonicWall Alert: Critical SSL VPN Flaw (CVE-2025-40600) Allows Remote DoS Attack on Firewalls

Do Son July 30, 2025

SonicWall discloses CVE-2025-40600, a critical format string vulnerability in SonicOS SSL VPN, allowing unauthenticated remote DoS attacks on Gen7 firewalls. Update to 7.3.0-7012 or later.

Windows 11 Firewall Error: Microsoft Apologizes for Premature “Resolved” Status, Fix Still Coming

Windows 11 app updates Windows Insider preview build, Calculator app update, built-in Windows apps Windows 11 KB5089549 network lag Windows 11 Home to Pro Education upgrade Windows 11 Start menu update Windows 11 update KB5079391 Windows 11 KB5085516 OOB update Windows 11 C drive permission error Windows 11 C drive access denied Windows native NVMe driver UEFI Secure Boot certificate rotation Windows 11 printer driver policy Windows 11 printer driver deprecation Windows 11 Build 26300 Sysmon Windows 11 Storage settings restriction Windows 11 Build 26300.7674, Windows Insider channel migration 2026 Windows 11 Update Fix KB5073455 shutdown bug, Secure Launch restart loop Windows 11 File Explorer search performance, Search Indexer RAM usage fix Windows 11 Gaming PC Specs, NVMe DirectStorage Windows 10 End of Support Windows 11 Slow Adoption Windows 11 Crash Loop KB5062553 Bug Update and Shut Down, KB5067036 Windows authentication, Kerberos bug Windows 11 fix, localhost bug Windows 11 Update Restart, Update and Shut Down Windows SMBv1 Windows 11 Arm, Easy Anti-Cheat Windows 11 error, Pluton Windows 11 24H2, Easy Anti-Cheat Windows Firewall Bug, Microsoft Update Error Windows 11, JScript9Legacy Windows Activation, TSforge Windows 11 Update, Firewall Error Windows 11 25H2, Annual Update Windows Resiliency Initiative, Kernel Security Windows 11 Upgrade, ESU Program Windows 11 Recall, Data Export Windows 11 Easy Anti-Cheat Windows 11 Update, Cumulative Update Windows Update, ACPI.sys Windows Updates, Enterprise Software Windows 11 Start Data Encryption Standard Printing Problems Windows 11 updates Estimated installation time Smart App Control, Windows 11 security

Windows 11 Firewall Error: Microsoft Apologizes for Premature “Resolved” Status, Fix Still Coming

Do Son July 20, 2025

Microsoft admitted it prematurely marked a Windows 11 firewall configuration error (Event ID 2042) as "Resolved." The issue persists, and a fix is still weeks away.

Windows 11 24H2 Preview (KB5060829) Causes Firewall Errors

Do Son July 5, 2025

Microsoft's latest Windows 11 24H2 preview (KB5060829) causes ignorable firewall errors in Event Viewer due to an unfinished feature. It also brings PC migration and taskbar improvements.

Zyxel Firewalls Under Attack via Critical CVE-2023-28771 Zyxel Firewall, CVE-2023-28771

Zyxel Firewalls Under Attack via Critical CVE-2023-28771

Do Son June 17, 2025

Zyxel firewalls are under a coordinated attack exploiting critical RCE flaw CVE-2023-28771 (CVSS 9.8) via UDP port 500, likely by Mirai botnets. Patch immediately

High-Severity SonicWall SSLVPN Vulnerability Allows Firewall Crashing SonicWall vulnerability, CVE-2025-32818

High-Severity SonicWall SSLVPN Vulnerability Allows Firewall Crashing

Do Son April 24, 2025

Critical SonicWall flaw (CVE-2025-32818) in SSLVPN can crash firewalls, leading to DoS. Update your Gen7 devices now!

Zyxel Patches High-Severity Security Flaws in USG FLEX H Firewalls Zyxel Vulnerability Firewall Security

Zyxel Patches High-Severity Security Flaws in USG FLEX H Firewalls

Do Son April 23, 2025

Zyxel releases patches for USG FLEX H firewalls to address critical vulnerabilities. Learn about the security flaws and how to protect your network.