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Your Network Is Showing – Time to Go Stealth

Security Boulevard

In April 2024, Palo Alto Networks PAN-OS suffered a zero-day vulnerability that allowed attackers to install a Python-based backdoor known as UPSTYLE. They were strategic, persistent, and laser-focused on exploiting firewall and VPN weak points to establish long-term control over sensitive systems. The takeaway? Download now.

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SonicWall finally fixed a flaw resulting from a partially patched 2020 zero-day

Security Affairs

A critical vulnerability, tracked as CVE-2021-20019 , in SonicWall VPN appliances was only partially patched last year and could allow a remote attacker to steal sensitive data. The flaw resides in the HTTP/HTTPS service used for product management as well as SSL VPN remote access. “An reads the analysis published by Tripwire.

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SonicWall warns users of “imminent ransomware campaign”

Malwarebytes

SonicWall has issued an urgent security notice warning users of unpatched End-Of-Life (EOL) SRA & SMA 8.X The exploitation targets a known vulnerability that has been patched in newer versions of SonicWall firmware. The devices that the security notice mentions are running 8.x x versions of the firmware. x firmware.

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What does WiFi stand for?

Malwarebytes

If you have to use public WiFi hotspots, it’s wise to also use a VPN to keep your activity private while you use that connection. A VPN wraps your network traffic (including web browsing, email, and other things) in a protective tunnel and makes up for any weaknesses in their encryption.

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CISA is warning of vulnerabilities in GE Power Management Devices

Security Affairs

The vendor released security updates for all these devices and urges customers to update their installs, it also released mitigations to address the flaws. “GE strongly recommends users with impacted firmware versions update their UR devices to UR firmware Version 8.10, or greater to resolve these vulnerabilities.

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The Biggest Lessons about Vulnerabilities at RSAC 2021

eSecurity Planet

Last week’s RSA Conference covered a litany of network security vulnerabilities, from developing more robust tokenization policies and to addressing UEFI-based attacks, and non-endpoint attack vectors. From BIOS and firmware to UEFI code, VBOS is an attack vector that requires more attention. Current Target: VBOS.

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Two critical flaws affect CODESYS ICS Automation Software

Security Affairs

Below is the list of protection and recommendations recommended by the researchers: locate the affected products behind the security protection devices and perform a defense-in-depth strategy for network security. Try using secure VPN networks when remote access is required, and perform adequate access control and auditing.

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