threat-intel
A Deep Dive Into Attempted Exploitation of CVE-2023-33538
High
Summary
This report details an ongoing attempt to exploit CVE-2023-33538, a vulnerability in older TP-Link Wi-Fi router models (TL-WR940N v2/v4, TL-WR740N v1/v2, TL-WR841N v8/v10). Automated scans, utilizing Mirai-like malware payloads, were detected after the vulnerability was added to the CISA’s KEV Catalog. The analysis confirms the vulnerability’s existence and highlights the risk posed by default credentials and the use of outdated IoT devices.
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