CVE-2023-34214

Second Order Command-injection Vulnerability in the Certificate-generation Function

Description

TN-4900 Series firmware versions v1.2.4 and prior and TN-5900 Series firmware versions v3.3 and prior are vulnerable to the command-injection vulnerability. This vulnerability stems from insufficient input validation in the certificate-generation function, which could potentially allow malicious users to execute remote code on affected devices.

Remediation

Solution:

  • Moxa has developed appropriate solution to address the vulnerability. The solution for affected products is shown below: * * TN-4900 Series: Please upgrade to firmware v3.0 or higher. https://www.moxa.com/en/products/industrial-network-infrastructure/secure-routers/en-50155-routers/tn-5900-series#resources * TN-5900 Series: Please upgrade to firmware v3.4 or higher. https://www.moxa.com/en/products/industrial-network-infrastructure/secure-routers/en-50155-routers/tn-5900-series#resources   * EDR-810 Series: Please upgrade to firmware v5.12.29 or higher. https://www.moxa.com/en/products/industrial-network-infrastructure/secure-routers/secure-routers/edr-810-series#resources * EDR-G902 Series: Please upgrade to firmware v5.7.21 or higher. https://www.moxa.com/en/products/industrial-network-infrastructure/secure-routers/secure-routers/edr-g902-series * EDR-G903 Series: Please upgrade to firmware v5.7.21 or higher. https://www.moxa.com/en/products/industrial-network-infrastructure/secure-routers/secure-routers/edr-g903-series#resources

Categories

7.2
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.20%
Vendor Advisory moxa.com
Affected: Moxa TN-5900 Series
Affected: Moxa TN-4900 Series
Affected: Moxa EDR-810 Series
Affected: Moxa EDR-G902 Series
Affected: Moxa EDR-G903 Series
Published at:
Updated at:

References

Link Tags
https://www.moxa.com/en/support/product-support/security-advisory/mpsa-230402-tn-5900-and-tn-4900-series-web-server-multiple-vulnerabilities patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-34214?
CVE-2023-34214 has been scored as a high severity vulnerability.
How to fix CVE-2023-34214?
To fix CVE-2023-34214: Moxa has developed appropriate solution to address the vulnerability. The solution for affected products is shown below: * * TN-4900 Series: Please upgrade to firmware v3.0 or higher. https://www.moxa.com/en/products/industrial-network-infrastructure/secure-routers/en-50155-routers/tn-5900-series#resources * TN-5900 Series: Please upgrade to firmware v3.4 or higher. https://www.moxa.com/en/products/industrial-network-infrastructure/secure-routers/en-50155-routers/tn-5900-series#resources   * EDR-810 Series: Please upgrade to firmware v5.12.29 or higher. https://www.moxa.com/en/products/industrial-network-infrastructure/secure-routers/secure-routers/edr-810-series#resources * EDR-G902 Series: Please upgrade to firmware v5.7.21 or higher. https://www.moxa.com/en/products/industrial-network-infrastructure/secure-routers/secure-routers/edr-g902-series * EDR-G903 Series: Please upgrade to firmware v5.7.21 or higher. https://www.moxa.com/en/products/industrial-network-infrastructure/secure-routers/secure-routers/edr-g903-series#resources
Is CVE-2023-34214 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-34214 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-34214?
CVE-2023-34214 affects Moxa TN-5900 Series, Moxa TN-4900 Series, Moxa EDR-810 Series, Moxa EDR-G902 Series, Moxa EDR-G903 Series.
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