CVE-2024-42483

MEDIUM

ESP-NOW - Cache Corruption

Title source: llm
STIX 2.1

Description

ESP-NOW Component provides a connectionless Wi-Fi communication protocol. An replay attacks vulnerability was discovered in the implementation of the ESP-NOW because the caches is not differentiated by message types, it is a single, shared resource for all kinds of messages, whether they are broadcast or unicast, and regardless of whether they are ciphertext or plaintext. This can result an attacker to clear the cache of its legitimate entries, there by creating an opportunity to re-inject previously captured packets. This vulnerability is fixed in 2.5.2.

Scores

CVSS v3 6.5
EPSS 0.0004
EPSS Percentile 13.6%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-349 CWE-345
Status published
Products (1)
espressif/esp-now < 2.5.2
Published Sep 12, 2024
Tracked Since Feb 18, 2026