Vulnerability Details : 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.
Vulnerability category: BypassGain privilege
Products affected by CVE-2020-12030
- Emerson » Wireless 1420 Gateway FirmwareVersions from including (>=) 4.6.43 and up to, including, (<=) 4.7.84cpe:2.3:o:emerson:wireless_1420_gateway_firmware:*:*:*:*:*:*:*:*
- Emerson » Wireless 1410 Gateway FirmwareVersions from including (>=) 4.6.43 and up to, including, (<=) 4.7.84cpe:2.3:o:emerson:wireless_1410_gateway_firmware:*:*:*:*:*:*:*:*
- Emerson » Wireless 1552wu Gateway FirmwareVersions from including (>=) 4.6.43 and up to, including, (<=) 4.7.84cpe:2.3:o:emerson:wireless_1552wu_gateway_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-12030
0.19%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 57 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-12030
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
10.0
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
3.9
|
6.0
|
ICS-CERT | |
|
10.0
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
3.9
|
6.0
|
NIST |
CWE ids for CVE-2020-12030
-
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.Assigned by: ics-cert@hq.dhs.gov (Secondary)
References for CVE-2020-12030
-
https://us-cert.cisa.gov/ics/advisories/icsa-20-135-02
Emerson WirelessHART Gateway | CISAThird Party Advisory;US Government Resource
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