CVE-2024-42483

ESP-NOW Replay Attacks Vulnerability

State
Published
Severity
6.5 Medium
Published
Sep 12, 2024
Updated
Sep 12, 2024
Reserved
Aug 2, 2024

Read the record on cve.org

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

CVSSScoreVectorSource
3.16.5 MediumCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:NGitHub_M

Weaknesses

  • CWE-349 Acceptance of Extraneous Untrusted Data With Trusted Data

Affected Products

ProductVersions
esp-nowespressif
  • < 2.5.2Affected

References

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