CVE-2024-42483 describes a replay attack vulnerability in the ESP-NOW component, affecting Espressif ESP-NOW implementations. The flaw stems from a shared, undifferentiated message cache, allowing an attacker to clear legitimate entries and re-inject previously captured packets. With a CVSS score of 6.5 (Medium), this vulnerability can be exploited by an adjacent attacker with low complexity, leading to high integrity impact (data manipulation) but no confidentiality or availability impact. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.5.2CPE matchmatch criteria | cpe:2.3:a:espressif:esp-now:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
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