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CISA Says Agencies Believed They Patched Cisco Flaws But Had NotThe U.S. cyber defense agency issued new patch guidance after discovering multiple federal agencies failed to properly secure Cisco firewalls, leaving federal networks exposed to exploitation by a suspected Chinese threat actor despite a prior emergency directive.
Also: US Prosecutors Charge Suspected North Korean IT Worker CollaboratorsThis week, researchers spied Palo Alto firewall flaws, a North Korean IT worker conspiracy, ChatGPT as DDoS vector. Chinese hackers targeted a VPN maker, a fake PyPi package and a Russian threat actor shifted tactics. BreachForums admin faces prison and scammers used the release of Ross Ulbricht.
Hackers Targeted a PAN-OS Flaw Days After Its DisclosureA suspected Chinese hacking campaign that began in November is exploiting a vulnerability in Palo Alto firewalls to install a custom malware backdoor for espionage. UNC5325 activity aligns with the Chinese hacking strategy of targeting edge devices.
Tianfeng Guan Allegedly Developed Zero-Day Exploit of Sophos XG FirewallThe U.S. federal government rolled out its heavy guns Tuesday against a Chinese hacker allegedly at the center of a zero-day exploit used to hack firewalls made by Sophos, unsealing an indictment, rolling out sanctions and offering $10 million for information leading to the suspect's arrest.
Volt Typhoon, APT31, APT41 Targeted Sophos Edge DevicesFirewall maker Sophos disclosed Thursday a half-decade worth of efforts by multiple nation-state Chinese hacking groups to infiltrate its appliances, calling the admission a wake-up call for the cybersecurity industry. Targeting firewall appliances is a known nation state tactic as hackers