Published: 2024-02-13 Last Updated: 2024-02-13 18:30:02 UTC by Renato Marinho (Version: 1) This month we got patches for 80 vulnerabilities. Of these, 5 are critical, and 2 are being exploited according to Microsoft. One of the exploited vulnerabilities is the Internet Shortcut Files Security Feature Bypass Vulnerability (CVE-2024-21412). According to the advisory, an unauthenticated attacker coul
Published: 2024-06-03 Last Updated: 2024-06-03 11:00:11 UTC by Didier Stevens (Version: 1) I developed a Wireshark dissector in Lua to parse binary protocols (over TCP) that are composed of fields with fixed lengths. I got this idea while taking a SANS ICS training: for protocol reversing, it would be useful to have a dissector where I can configure the fields (length, type, name, ...). As an exam
Published: 2024-04-04 Last Updated: 2024-04-04 17:53:02 UTC by John Moutos (Version: 1) [This is a guest diary by John Moutos] Intro Ever since the LockBit source code leak back in mid-June 2022 [1], it is not surprising that newer ransomware groups have chosen to adopt a large amount of the LockBit code base into their own, given the success and efficiency that LockBit is notorious for. One of th
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