Vulnerability Details : CVE-2020-5546
Improper Neutralization of Argument Delimiters in a Command ('Argument Injection') vulnerability in TCP function included in the firmware of Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier allows an attacker on the same network segment to stop the network functions or execute malware via a specially crafted packet.
Products affected by CVE-2020-5546
- cpe:2.3:o:mitsubishielectric:iu1-1m20-d_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-5546
0.16%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 38 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-5546
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.8
|
MEDIUM | AV:A/AC:L/Au:N/C:P/I:P/A:P |
6.5
|
6.4
|
NIST | |
|
8.8
|
HIGH | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2020-5546
-
The product constructs a string for a command to be executed by a separate component in another control sphere, but it does not properly delimit the intended arguments, options, or switches within that command string.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-5546
-
https://jvn.jp/en/vu/JVNVU92370624/index.html
JVNVU#92370624: Multiple vulnerabilities in TCP/IP function on Mitsubishi Electric data collection analyzer MELQIC IU1 seriesThird Party Advisory
-
https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2019-004.pdf
Patch;Vendor Advisory
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