Vulnerability Details : CVE-2020-27184
The NPort IA5000A Series devices use Telnet as one of the network device management services. Telnet does not support the encryption of client-server communications, making it vulnerable to Man-in-the-Middle attacks.
Products affected by CVE-2020-27184
- cpe:2.3:o:moxa:nport_ia5150a_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:moxa:nport_ia5250a_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:moxa:nport_ia5450a_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-27184
0.09%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 22 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-27184
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:N/A:N |
8.6
|
2.9
|
NIST | |
|
5.9
|
MEDIUM | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |
2.2
|
3.6
|
NIST |
CWE ids for CVE-2020-27184
-
The product transmits sensitive or security-critical data in cleartext in a communication channel that can be sniffed by unauthorized actors.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-27184
-
https://www.moxa.com/en/support/product-support/security-advisory/nport-ia5000a-serial-device-servers-vulnerabilities
NPort IA5000A Series Serial Device Servers VulnerabilitiesVendor Advisory
-
https://ics-cert.kaspersky.com/advisories/klcert-advisories/2021/05/11/klcert-20-020,
KLCERT-20-020: Moxa NPort IA5000A Series. Using the Telnet service | Kaspersky ICS CERTBroken Link
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