Red Hot Cyber
Cybersecurity is about sharing. Recognize the risk, combat it, share your experiences, and encourage others to do better than you.
Cybersecurity is about sharing. Recognize the risk,
combat it, share your experiences, and encourage others
to do better than you.
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Author: Antonio Piazzolla

ProxyCommand: The Little String That Opens a Port for Exploits

Yesterday, a vulnerability in OpenSSH, CVE-2025-61984, was published that potentially allows command execution on the client when ProxyCommand is used with usernames containing control characters (e.g., newlines). Some OpenSSH input...
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SoopSocks: The PyPI Package That Looked Like a Proxy But Was a Backdoor to Windows

The story of SoopSocks is one we, unfortunately, know well: a PyPI package that promises utility — a SOCKS5 proxy — but in reality introduces a well-orchestrated malicious implementation ....
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LockBit 5.0 — the cross-platform ransomware that targets hypervisors

In September 2025, a new incarnation of the notorious LockBit ransomware emerged, dubbed LockBit 5.0. It's not just an "update": it's an operational adaptation designed to be faster, less noisy,...
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Fake Microsoft Teams installer! One-time certificates and a backdoor in the download

In recent days, a malvertising campaign targeting business users trying to download Microsoft Teams has been discovered. At first glance, the attack seems trivial: a sponsored ad leads to a...
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New AD DS Vulnerability (CVE-2025-21293) Could Hand Hackers the Keys to the Entire Corporate Network

Microsoft recently published a security advisory regarding a new vulnerability affecting Active Directory Domain Services (AD DS). The flaw, identified as CVE-2025-21293, is classified as an Elevation of Privilege vulnerability...
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Palo Alto Networks Also Compromised via Salesforce and Drift

In early September 2025, Palo Alto Networks confirmed it had been the victim of a data breach. The compromise did not affect its core products or services, but rather some...
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Video Surveillance Under Attack: A Hikvision Bug Allows Admin Access Without a Login

At the end of August 2025, a high-impact vulnerability affecting HikCentral Professional, the Hikvision platform used to centrally manage video surveillance and access control, was disclosed. The flaw, classified as...
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