CVE-2023-33238

Command-injection Vulnerability in Certificate Management

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 inadequate input validation in the certificate management 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 * EDR-G9010 Series: Please upgrade to firmware v3.0 or higher. https://www.moxa.com/en/products/industrial-network-infrastructure/secure-routers/secure-routers/edr-g9010-series#resources * NAT-102 Series: Please upgrade to firmware  v1.0.5 or higher. https://www.moxa.com/en/products/industrial-network-infrastructure/secure-routers/secure-routers/nat-102-series#resources

Categories

7.2
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.24%
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
Affected: Moxa EDR-G9010 Series
Affected: Moxa NAT-102 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-2023-33238?
CVE-2023-33238 has been scored as a high severity vulnerability.
How to fix CVE-2023-33238?
To fix CVE-2023-33238: 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 * EDR-G9010 Series: Please upgrade to firmware v3.0 or higher. https://www.moxa.com/en/products/industrial-network-infrastructure/secure-routers/secure-routers/edr-g9010-series#resources * NAT-102 Series: Please upgrade to firmware  v1.0.5 or higher. https://www.moxa.com/en/products/industrial-network-infrastructure/secure-routers/secure-routers/nat-102-series#resources
Is CVE-2023-33238 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-33238 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-2023-33238?
CVE-2023-33238 affects Moxa TN-5900 Series, Moxa TN-4900 Series, Moxa EDR-810 Series, Moxa EDR-G902 Series, Moxa EDR-G903 Series, Moxa EDR-G9010 Series, Moxa NAT-102 Series.
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