Multiple vulnerabilities in GE MU320E
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 3 |
| CVE-ID | CVE-2021-27452 CVE-2021-27448 CVE-2021-27450 |
| CWE-ID | CWE-259 CWE-250 CWE-326 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
MU320E Hardware solutions / Firmware |
| Vendor |
Security Bulletin
This security bulletin contains information about 3 vulnerabilities.
1) Use of Hard-coded Password
EUVDB-ID: #VU51697
Risk: High
CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-27452
CWE-ID:
CWE-259 - Use of Hard-coded Password
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to the software contains a hard-coded password. A remote attacker can take control of the merging unit using these hard-coded credentials.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMU320E: before 04A00.1
External linkshttp://ics-cert.us-cert.gov/advisories/icsa-21-082-02
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Execution with unnecessary privileges
EUVDB-ID: #VU51698
Risk: Low
CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-27448
CWE-ID:
CWE-250 - Execution with Unnecessary Privileges
Exploit availability: No
DescriptionThe vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a miscommunication in the file system. A local user can gain elevated privileges on the target system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMU320E: before 04A00.1
External linkshttp://ics-cert.us-cert.gov/advisories/icsa-21-082-02
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
3) Inadequate Encryption Strength
EUVDB-ID: #VU51699
Risk: Low
CVSSv3.1: 3.3 [CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-27450
CWE-ID:
CWE-326 - Inadequate Encryption Strength
Exploit availability: No
DescriptionThe vulnerability allows a local administrator to compromise the target system.
The vulnerability exists due to the SSH server configuration file does not implement some best practices, which can lead to additional misconfiguration or be leveraged as part of a larger attack.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMU320E: before 04A00.1
External linkshttp://ics-cert.us-cert.gov/advisories/icsa-21-082-02
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
