Cisco Talos Blog

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Talos IR trends: BEC attacks surge, while weaknesses in MFA persist

Within BEC attacks, adversaries will send phishing emails appearing to be from a known or reputable source making a valid request, such as updating payroll direct deposit information.

May 8, 2024 12:00

Talos discloses multiple zero-day vulnerabilities, two of which could lead to code execution

Two vulnerabilities in this group — one in the Tinyroxy HTTP proxy daemon and another in the stb_vorbis.c file library — could lead to arbitrary code execution, earning both issues a CVSS score of 9.8 out of 10.

April 29, 2024 08:00

James Nutland studies what makes threat actors tick, growing our understanding of the current APT landscape

Nutland says he goes into every engagement or new project with a completely open mind and a blank slate — using his background investigating terror operations to find out as much as he can about a particular adversary’s operation.

April 24, 2024 11:54

ArcaneDoor - New espionage-focused campaign found targeting perimeter network devices

ArcaneDoor is a campaign that is the latest example of state-sponsored actors targeting perimeter network devices from multiple vendors. Coveted by these actors, perimeter network devices are the perfect intrusion point for espionage-focused campaigns.

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May 9, 2024 14:00

A new alert system from CISA seems to be effective — now we just need companies to sign up

Under a pilot program, CISA has sent out more than 2,000 alerts to registered organizations regarding the existence of any unpatched vulnerabilities in CISA’s KEV catalog.

May 2, 2024 14:00

What can we learn from the passwords used in brute-force attacks?

There are some classics on this list — the ever-present “Password” password, Passw0rd (with a zero, not an “O”) and “123456.”

May 1, 2024 12:00

Vulnerabilities in employee management system could lead to remote code execution, login credential theft

Talos also recently helped to responsibly disclose and patch other vulnerabilities in the Foxit PDF Reader and two open-source libraries that support the processing and handling of DICOM files.

April 30, 2024 08:00

Cisco Talos at RSAC 2024

With RSAC just a week away, Cisco Talos is gearing up for another year of heading to San Francisco to share in some of the latest major cybersecurity announcements, research and news.

April 25, 2024 14:00

The private sector probably isn’t coming to save the NVD

Plus, new details emerge on the Scattered Spider cybercrime network and ArcaneDoor.