CVE-2019-12587: High severity espressif esp-idf vulnerability

Published Sep 4, 2019
·
Updated

The EAP peer implementation in Espressif ESP-IDF 2.0.0 through 4.0.0 and ESP8266NONOSSDK 2.2.0 through 3.1.0 allows the installation of a zero Pairwise Master Key (PMK) after the completion of any EAP authentication method, which allows attackers in radio range to replay, decrypt, or spoof frames via a rogue access point.

Affected Software

2 affected components
Espressif ESP-IDF>=2.0.0<=4.0.0
Espressif Esp8266 Nonos Sdk>=2.2.0<=3.1.0

Event History

Sep 4, 2019
CVE Published
via MITRE·11:31 AM
Data Sourced
via MITRE·11:31 AM
Description
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Frequently Asked Questions

1

What is CVE-2019-12587?

CVE-2019-12587 is a vulnerability in the EAP peer implementation in Espressif ESP-IDF and ESP8266_NONOS_SDK that allows the installation of a zero Pairwise Master Key (PMK).

2

What is the severity of CVE-2019-12587?

The severity of CVE-2019-12587 is rated as high, with a severity value of 8.1.

3

How does CVE-2019-12587 affect Espressif ESP-IDF?

CVE-2019-12587 affects Espressif ESP-IDF versions 2.0.0 through 4.0.0, allowing the installation of a zero PMK.

4

How does CVE-2019-12587 affect ESP8266_NONOS_SDK?

CVE-2019-12587 affects ESP8266_NONOS_SDK versions 2.2.0 through 3.1.0, allowing the installation of a zero PMK.

5

How can I fix CVE-2019-12587?

To fix CVE-2019-12587, it is recommended to update Espressif ESP-IDF to a version beyond 4.0.0 or update ESP8266_NONOS_SDK to a version beyond 3.1.0.

Contact

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