SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-12506

Improper Authentication vulnerability in WAGO 750-8XX series with FW version <= FW03 allows an attacker to change the settings of the devices by sending specifically constructed requests without authentication This issue affects: WAGO 750-362, WAGO…

CRITICAL 9.1EPSS 1.45%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.45%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Improper Authentication vulnerability in WAGO 750-8XX series with FW version <= FW03 allows an attacker to change the settings of the devices by sending specifically constructed requests without authentication This issue affects: WAGO 750-362, WAGO 750-363, WAGO 750-823, WAGO 750-832/xxx-xxx, WAGO 750-862, WAGO 750-891, WAGO 750-890/xxx-xxx in versions FW03 and prior versions.

CVSS 3.1
9.1 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
EPSS
1.45% probability · 72th percentile
CISA KEV
Not listed
Weakness
CWE-306
Affected
wago/750-362 firmware · wago/750-363 firmware · wago/750-823 firmware · wago/750-832 firmware · wago/750-862 firmware · wago/750-891 firmware · wago/750-890 firmware
Source
info@cert.vde.com

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