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Sophos details five years of China-linked threat actors’ activity targeting network devices worldwide

Security Affairs

Sophos used custom implants to monitor China-linked thret actors targeting firewall zero-days in a years-long battle. Improved operational security, including disrupting firewall telemetry to hinder detection and minimize their digital footprint. ” concludes the report.

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U.S. CISA adds SonicWall SonicOS and Palo Alto PAN-OS flaws to its Known Exploited Vulnerabilities catalog

Security Affairs

The two vulnerabilities are: CVE-2025-0108 Palo Alto PAN-OS Authentication Bypass Vulnerability CVE-2024-53704 SonicWall SonicOS SSLVPN Improper Authentication Vulnerability Researchers recently warned that threat actors exploit a recently disclosed vulnerability, CVE-2025-0108, in Palo Alto Networks PAN-OS firewalls. states GreyNoise.

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Top 12 Firewall Best Practices to Optimize Network Security

eSecurity Planet

Firewalls monitor and control incoming and outgoing traffic while also preventing unauthorized access. Overlapping rules may impair firewall efficiency or expose flaws that allow attackers to circumvent regulations. Choose a centralized platform that is interoperable with several firewall suppliers.

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Your Network Is Showing – Time to Go Stealth

Security Boulevard

The Old Guard: Firewalls, VPNs and Exposed Control Planes Cyberattacks have evolved beyond the perimeter. No longer limited to opportunistic breaches, attackers are now executing coordinated campaigns that target the very foundations of enterprise network infrastructure firewalls, VPNs, and control planes. The takeaway?

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Fully segregated networks? Your dual-homed devices might disagree

Pen Test Partners

Host-based Firewall Its not uncommon to find host-based firewalls to be missing or disabled, particularly for Windows hosts and Embedded Systems. Even when a host firewall is enabled, overly permissive firewall rules often allow unintended network access.

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Mercedes-Benz Head Unit security research report

SecureList

Their report is a good starting point for diving deep into the MBUX internals and understanding the architecture of the system. Full information on the MBUX architecture can be found in the KeenLab research. Firmware The MMB runs on Linux, and its filesystems are located on the eMMC. MBUX was previously analysed by KeenLab.

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Cyclops Blink malware: US and UK authorities issue alert

Malwarebytes

According to WatchGuard , Cyclops Blink may have affected approximately 1% of active firewall appliances, which are devices mainly used by business customers. Cyclops Blink has been found in WatchGuard’s firewall devices since at least June 2019. Mitigation and detection.

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