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Palo Alto Networks patched a high-severity vulnerability that could allow unauthenticated attackers to disable firewall protections in denial-of-service (DoS) attacks. [...]
Unauthenticated Attackers Using Malicious Packet to Crash Devices' PAN-OS SoftwareSecurity giant Palo Alto Networks is pushing updates to fix a denial-of-service vulnerability in its PAN-OS device software that unauthenticated, remote attackers have been actively exploiting. The flaw can be triggered by sending firewalls "a malicious packet," which will crash the devices.
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added a recently patched critical security flaw in Zyxel gear to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation
Security hardware manufacturer SonicWall has fixed a critical vulnerability in the SonicOS security operating system that allows denial of service (DoS) attacks and could lead to remote code execution (RCE). [...]