CVE-2019-12587

Public Exploit

Description

The EAP peer implementation in Espressif ESP-IDF 2.0.0 through 4.0.0 and ESP8266_NONOS_SDK 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.

Category

8.1
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.11%
Third-Party Advisory github.com Third-Party Advisory github.io
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/espressif product
https://github.com/Matheus-Garbelini/esp32_esp8266_attacks third party advisory exploit
https://matheus-garbelini.github.io/home/post/zero-pmk-installation/ third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2019-12587?
CVE-2019-12587 has been scored as a high severity vulnerability.
How to fix CVE-2019-12587?
To fix CVE-2019-12587, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-12587 being actively exploited in the wild?
It is possible that CVE-2019-12587 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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