High severity · published Mar 25, 2021
CVE-2021-27450
SSH server configuration file does not implement some best practices
7.8
CVSS
0.2%
EPSS
No
On KEV
Description
SSH server configuration file does not implement some best practices. This could lead to a weakening of the SSH protocol strength, which could lead to additional misconfiguration or be leveraged as part of a larger attack on the MU320E (all firmware versions prior to v04A00.1).
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 10% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MF
Mu320e Firmware · GE
before 04a00.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-27450
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-27450
Third Party Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-21-082-02
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CVE-2021-27448
A miscommunication in the file system allows adversaries with access to the MU320E to escalate privileges on the MU320E (all firmware versions prior to v04A00.1)