Vulnerability Details : CVE-2021-42538
The affected product is vulnerable to a parameter injection via passphrase, which enables the attacker to supply uncontrolled input.
Exploit prediction scoring system (EPSS) score for CVE-2021-42538
Probability of exploitation activity in the next 30 days: 0.11%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 42 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2021-42538
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
NIST |
|
8.0
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H |
2.1
|
5.9
|
ICS-CERT |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2021-42538
-
The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.Assigned by: nvd@nist.gov (Primary)
-
The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.Assigned by: ics-cert@hq.dhs.gov (Secondary)
References for CVE-2021-42538
-
https://us-cert.cisa.gov/ics/advisories/icsa-21-278-02
Emerson WirelessHART Gateway | CISAPatch;Third Party Advisory;US Government Resource
Products affected by CVE-2021-42538
- cpe:2.3:o:emerson:wireless_1420_gateway_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:emerson:wireless_1410_gateway_firmware:*:*:*:*:*:*:*:*When used together with: Emerson » Wireless 1410 Gateway
- cpe:2.3:o:emerson:wireless_1410d_gateway_firmware:*:*:*:*:*:*:*:*When used together with: Emerson » Wireless 1410d Gateway