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Medium severity · published Jul 5, 2023
CVE-2023-3336
TN-5900 Series version 3.3 and prior versions is vulnearble to user enumeration vulnerability
5.3
CVSS
0.6%
EPSS
No
On KEV
Description
TN-5900 Series version 3.3 and prior versions is vulnearble to user enumeration vulnerability. The vulnerability may allow a remote attacker to determine whether a user is valid during password recovery through the web login page and enable a brute force attack with valid users.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 49% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TF
Tn-5900 Firmware · Moxa
through 3.3 · source: NVD
Affected product
TF
Tn-5900 Firmware
Moxa
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-3336
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-3336
Vendor Advisory
https://www.moxa.com/en/support/product-support/security-advisory/mpsa-230401-tn-5900-series-user-enumeration-vulnerability
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