Latest cybersecurity reporting from selected sources.

Also, Europol Cracks DDoS Networks, Mythos Finds Bugs, France Portal HitThis week, scam compounds. Attackers exploit flaws pre-disclosure. A crackdown on DDoS-for-hire. No Mythos for CISA, yes for Mozilla. France ID portal breach. Israeli and Venezuelan critical infrastructure targeted. Russian hacking in Ukraine. An Apache flaw. A ransomware negotiator aided BlackCat.

US Cyber Defense Agency Releases Best Practices to Harden Exchange EnvironmentsU.S. cyber defense officials and their international partners issued a new blueprint for mitigating Microsoft Exchange vulnerabilities on Thursday as governments worldwide continue to grapple with persistent intrusion campaigns targeting on-premises Microsoft Exchange servers in hybrid environments.

CISA Says Hackers Actively Exploit Manufacturing Operations Management PlatformSoftware made by a French multinational that's used to manage manufacturing across the globe is under active attack, warned the Cybersecurity Infrastructure and Security Agency in the second such warning in two months. Hackers are exploiting two vulnerabilities in the Delmia Apriso platform.

Federal Agencies Ordered to Patch or Decommission F5 Devices Amid Imminent RiskAn advanced nation-state threat actor stole sensitive F5 source code and vulnerability data to craft tailored exploits, prompting an emergency directive amid a U.S. government shutdown that has left cyber defenses strained and federal networks at "imminent risk."

CISA Issues Emergency Directive After Cisco Exploits Persist After RebootCISA issued an emergency directive Thursday after discovering an advanced hacking campaign exploiting two persistent zero-days in Cisco firewall gear - malware that survives system reboots and upgrades - forcing agencies to disconnect vulnerable devices by Friday.

Also, Baltimore Public Schools Suffer Data Breach, Disney Menu Hacker SentencedThis week, zero-day exploits surged, accused Nefilim hacker extradited, Baltimore schools breach, CISA lists Broadcom Brocade, Commvault flaws, a fake WooCommerce patch, Akira hit Hitachi Vantara, ex-Disney worker sentenced and a Darcula phishing kit upgrade. FBI published 42,000 phishing domains.

Hackers Unlikley to Exploit Flaws in The WildSecurity researchers found an unpatchable flaw in the system that prevents commercial aircraft from crashing into each other, the U.S. federal government said in a Tuesday advisory that called the likelihood of its exploitation "unlikely" outside of a laboratory setting

CISA Adds Critical Palo Alto Flaw to Vulnerability Catalog After Attack DiscoveryThe Cybersecurity and Infrastructure Security agency warned Palo Alto Networks that a critical vulnerability the technology giant previously patched has been actively exploited since then, according to a new advisory, potentially exposing configuration secrets and credentials.

US Agencies Told to Remove Ivanti's Affected Products From Federal NetworksThe U.S. Cybersecurity and Infrastructure Security Agency directed federal agencies to implement mitigation measures for two zero-day exploits that affect Ivanti’s popular VPN products while they await a patch, in what one official described as "a rapidly evolving situation."

Kinsing Threat Actor Observed Targeting Vulnerable Cloud Environments With New FlawThe Cybersecurity and Infrastructure Security Agency is requiring federal agencies to patch Linux devices on their networks and urging private sector organizations to do the same after security researchers observed threat actors exploiting a new vulnerability on many major Linux distributions.