CVE-2020-12030

moderate-risk
Published 2021-09-29

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.

Do I need to act?

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0.29% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
10
CVSS 10.0/10 Critical
NETWORK / LOW complexity

Affected Products (3)

Wireless 1410 Gateway Firmware
Wireless 1420 Gateway Firmware
Wireless 1552Wu Gateway Firmware

Affected Vendors

Emerson

References (2)

Third Party Advisory https://us-cert.cisa.gov/ics/advisories/icsa-20-135-02
Third Party Advisory https://us-cert.cisa.gov/ics/advisories/icsa-20-135-02
43
/ 100
moderate-risk
Severity 33/34 · Critical
Exploitability 1/34 · Minimal
Exposure 9/34 · Low