SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-12588

The client 802.11 mac implementation in Espressif ESP8266_NONOS_SDK 2.2.0 through 3.1.0 does not validate correctly the RSN AuthKey suite list count in beacon frames, probe responses, and association responses, which allows attackers in radio range to…

MEDIUM 6.5EPSS 1.19%

Does this matter?

Lower severity and a low EPSS score (1.19%). Track it; it rarely justifies an emergency change on its own.

Description

The client 802.11 mac implementation in Espressif ESP8266_NONOS_SDK 2.2.0 through 3.1.0 does not validate correctly the RSN AuthKey suite list count in beacon frames, probe responses, and association responses, which allows attackers in radio range to cause a denial of service (crash) via a crafted message.

CVSS 3.1
6.5 MEDIUMCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
1.19% probability · 66th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
espressif/arduino esp8266 · espressif/esp8266 nonos sdk
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.