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Critical severity · published Aug 17, 2023
CVE-2023-33238
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
9.8
CVSS
0.8%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 57% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TF
Tn-4900 Firmware · Moxa
through 1.2.4 · source: NVD
TF
Tn-5900 Firmware · Moxa
through 3.3 · source: NVD
Affected product
TF
Tn-4900 Firmware
Moxa
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-33238
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-33238
Patch
https://www.moxa.com/en/support/product-support/security-advisory/mpsa-230402-tn-5900-and-tn-4900-series-web-server-multiple-vulnerabilities
More from Tn-4900 Firmware
9.8
CVE-2023-34214
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
9.8
CVE-2023-33239
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
8.1
CVE-2023-34217
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
8.1
CVE-2023-34216
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