SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-20385

CastleNet CBV38Z4EC 125.553mp1.39219mp1.899.007, CBV38Z4ECNIT 125.553mp1.39219mp1.899.005ITT, CBW383G4J 37.556mp5.008, and CBW38G4J 37.553mp1.008 devices allow remote attackers to discover credentials via iso.3.6.1.4.1.4491.2.4.1.1.6.1.1.0 and…

CRITICAL 9.8EPSS 1.51%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.51%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

CastleNet CBV38Z4EC 125.553mp1.39219mp1.899.007, CBV38Z4ECNIT 125.553mp1.39219mp1.899.005ITT, CBW383G4J 37.556mp5.008, and CBW38G4J 37.553mp1.008 devices allow remote attackers to discover credentials via iso.3.6.1.4.1.4491.2.4.1.1.6.1.1.0 and iso.3.6.1.4.1.4491.2.4.1.1.6.1.2.0 SNMP requests.

CVSS 3.0
9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.51% probability · 73th percentile
CISA KEV
Not listed
Weakness
CWE-522
Affected
castlenet/cbv38z4ec firmware · castlenet/cbv38z4ecnit firmware · castlenet/cbw383g4j firmware · castlenet/cbw38g4j firmware
Source
cve@mitre.org

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