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IcscertCVE-2021-42536

HistoryOct 22, 2021 - 2:15 p.m.

CVE-2021-42536

2021-10-2214:15:08

CWE-200

CWE-668

icscert

web.nvd.nist.gov

cve-2021-42536

vulnerability

disclosure

peer username

password

global variables

nvd

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:S/C:P/I:N/A:N

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

AI Score

6.3

Confidence

High

EPSS

0.001

Percentile

29.2%

JSON

The affected product is vulnerable to a disclosure of peer username and password by allowing all users access to read global variables.

Affected configurations

Nvd

Node

emersonwireless_1410_gateway_firmwareRange<4.7.94

AND

emersonwireless_1410_gateway

Node

emersonwireless_1410d_gateway_firmwareRange<4.7.94

AND

emersonwireless_1410d_gateway

Node

emersonwireless_1420_gateway_firmwareRange<4.7.94

AND

emersonwireless_1420_gatewayMatch-

VendorProductVersionCPE
emersonwireless_1410_gateway_firmware*cpe:2.3:o:emerson:wireless_1410_gateway_firmware:*:*:*:*:*:*:*:*
emersonwireless_1410_gateway*cpe:2.3:h:emerson:wireless_1410_gateway:*:*:*:*:*:*:*:*
emersonwireless_1410d_gateway_firmware*cpe:2.3:o:emerson:wireless_1410d_gateway_firmware:*:*:*:*:*:*:*:*
emersonwireless_1410d_gateway*cpe:2.3:h:emerson:wireless_1410d_gateway:*:*:*:*:*:*:*:*
emersonwireless_1420_gateway_firmware*cpe:2.3:o:emerson:wireless_1420_gateway_firmware:*:*:*:*:*:*:*:*
emersonwireless_1420_gateway-cpe:2.3:h:emerson:wireless_1420_gateway:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
emerson	wireless_1410_gateway_firmware	*	cpe:2.3:o:emerson:wireless_1410_gateway_firmware::::::::
emerson	wireless_1410_gateway	*	cpe:2.3:h:emerson:wireless_1410_gateway::::::::
emerson	wireless_1410d_gateway_firmware	*	cpe:2.3:o:emerson:wireless_1410d_gateway_firmware::::::::
emerson	wireless_1410d_gateway	*	cpe:2.3:h:emerson:wireless_1410d_gateway::::::::
emerson	wireless_1420_gateway_firmware	*	cpe:2.3:o:emerson:wireless_1420_gateway_firmware::::::::
emerson	wireless_1420_gateway	-	cpe:2.3:h:emerson:wireless_1420_gateway:-:::::::*

CNA Affected

[
  {
    "product": "WirelessHART Gateway",
    "vendor": "Emerson",
    "versions": [
      {
        "lessThanOrEqual": "4.7.94",
        "status": "affected",
        "version": "1410",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "4.7.94",
        "status": "affected",
        "version": "1410D",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "4.7.94",
        "status": "affected",
        "version": "1420",
        "versionType": "custom"
      }
    ]
  }
]

References

us-cert.cisa.gov/ics/advisories/icsa-21-278-02

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:S/C:P/I:N/A:N

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

AI Score

6.3

Confidence

High

EPSS

0.001

Percentile

29.2%

JSON

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