CVE-2020-12030

There is a flaw in the code used to configure the internal gateway firewall when the gateway's VLAN feature is enabled. If a user enables the VLAN setting, the internal gateway firewall becomes disabled resulting in exposure of all ports used by the gateway.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
10 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
icscertCNA
10 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVEADP
---
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Base Score
CVSS 3.x
EPSS Score
Percentile: 51%
VendorProductVersion
emersonwireless_1410_gateway_firmware
4.6.43 ≤
𝑥
≤ 4.7.84
emersonwireless_1420_gateway_firmware
4.6.43 ≤
𝑥
≤ 4.7.84
emersonwireless_1552wu_gateway_firmware
4.6.43 ≤
𝑥
≤ 4.7.84
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://us-cert.cisa.gov/ics/advisories/icsa-20-135-02
https://us-cert.cisa.gov/ics/advisories/icsa-20-135-02