Critical severity10.0NVD Advisory· Published Sep 29, 2021· Updated Jun 17, 2026
CVE-2020-12030
CVE-2020-12030
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
7- cpe:2.3:o:emerson:wireless_1410_gateway_firmware:*:*:*:*:*:*:*:*Range: >=4.6.43,<=4.7.84
- cpe:2.3:o:emerson:wireless_1420_gateway_firmware:*:*:*:*:*:*:*:*Range: >=4.6.43,<=4.7.84
- cpe:2.3:o:emerson:wireless_1552wu_gateway_firmware:*:*:*:*:*:*:*:*Range: >=4.6.43,<=4.7.84
4.6.43+ 1 more
- (no CPE)range: 4.6.43
- (no CPE)range: 4.6.43
- Emerson/Wireless 1552WU Gatewayv5Range: 4.6.43
Patches
Vulnerability mechanics
References
1- us-cert.cisa.gov/ics/advisories/icsa-20-135-02nvdThird Party AdvisoryUS Government Resource
News mentions
0No linked articles in our index yet.