← Back to All Briefings

Daily Cybersecurity Briefing

a padlock on top of a laptop computer Photo by Sasun Bughdaryan on Unsplash

  • New VMware Zero-Day Exploited Since October
    What happened: Hackers linked to China have been exploiting a serious VMware flaw without a patch until recently.
    What to do: Update VMware Tools and Aria Operations immediately to protect your systems.

  • Critical Linux Sudo Flaw Under Active Attack
    What happened: A major security hole in the Linux sudo command is being exploited to gain full control of affected systems.
    What to do: Apply the latest sudo updates or patches right away.

  • Cisco Firewalls at Risk from Active Exploits
    What happened: About 50,000 Cisco firewall devices are vulnerable to attacks due to unpatched security flaws.
    What to do: Check your Cisco firewall firmware and update to the latest secure versions.

  • Western Digital My Cloud Devices Vulnerable to Remote Attacks
    What happened: A critical bug in WD My Cloud NAS devices allows hackers to run commands remotely.
    What to do: Install the newest firmware updates from Western Digital as soon as possible.

  • Windows Registry Memory Corruption Exploited
    What happened: Researchers demonstrated how attackers can exploit Windows Registry memory issues to gain control.
    What to do: Keep your Windows systems updated and monitor for unusual activity.

  • Deep Dive into CoreAudio Fuzzing Reveals New Risks
    What happened: Security experts uncovered potential vulnerabilities in Apple’s CoreAudio system using advanced testing methods.
    What to do: Ensure your Apple devices have the latest security patches installed.

  • NSO Group’s BLASTPASS iMessage Exploit Analyzed
    What happened: A new analysis reveals how NSO’s BLASTPASS exploit targets iMessage to compromise devices.
    What to do: Be cautious with unexpected messages and keep your messaging apps updated.

If You Only Do 3 Things Today

Action (1 minute each) Why it matters
Update VMware Tools and Aria Operations Stops active attacks exploiting a serious flaw
Patch your Linux systems’ sudo command Prevents hackers from gaining full control
Check and update Cisco firewall firmware Protects network perimeter from known exploits

For Teams (super quick)

  • Prioritize patching VMware and Linux sudo vulnerabilities immediately.
  • Audit Cisco firewall devices for firmware version and apply updates.
  • Monitor Windows systems for unusual registry or memory activity.
  • Verify all NAS devices, especially WD My Cloud, are running the latest firmware.
  • Educate users to avoid clicking on suspicious iMessage links or attachments. A laptop computer sitting on top of a wooden desk Photo by Adhitya Sibikumar on Unsplash

Get the Daily Cybersecurity Briefing

Top stories, critical CVEs, ransomware activity, and quick actions.

See today’s briefing