Web Scanning for Sonicwall Vulnerabilities CVE-2021-20016
For the last week, scans for Sonicwall API login and domain endpoints have skyrocketed. These attacks may be exploiting an older vulnerability or just attempting to brute force credentials.
https://isc.sans.edu/diary/Web%20Scanning%20Sonicwall%20for%20CVE-2021-20016/31906
The Wizards APT Group SLAAC Spoofing Adversary in the Middle Attacks
ESET published an article with details regarding an IPv6-linked attack they have observed. Attackers use router advertisements to inject fake recursive DNS servers that are used to inject IP addresses for hostnames used to update software. This leads to the victim downloading malware instead of legitimate updates.
https://www.welivesecurity.com/en/eset-research/thewizards-apt-group-slaac-spoofing-adversary-in-the-middle-attacks/
Windows RDP Access is Possible with Old Credentials
Credential caching may lead to Windows allowing RDP logins with old credentials.
https://arstechnica.com/security/2025/04/windows-rdp-lets-you-log-in-using-revoked-passwords-microsoft-is-ok-with-that/?comments-page=1#comments
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