SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2022-28328

A vulnerability has been identified in SCALANCE W1788-1 M12 (All versions < V3.0.0), SCALANCE W1788-2 EEC M12 (All versions < V3.0.0), SCALANCE W1788-2 M12 (All versions < V3.0.0), SCALANCE W1788-2IA M12 (All versions < V3.0.0).

HIGH 7.5EPSS 0.95%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.95%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A vulnerability has been identified in SCALANCE W1788-1 M12 (All versions < V3.0.0), SCALANCE W1788-2 EEC M12 (All versions < V3.0.0), SCALANCE W1788-2 M12 (All versions < V3.0.0), SCALANCE W1788-2IA M12 (All versions < V3.0.0). Affected devices do not properly handle malformed Multicast LLC frames. This could allow an attacker to trigger a denial of service condition.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
0.95% probability · 59th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
siemens/scalance w1788-2ia m12 firmware · siemens/scalance w1788-2 m12 firmware · siemens/scalance w1788-2 eec m12 firmware · siemens/scalance w1788-1 m12 firmware
Source
productcert@siemens.com

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