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CVE-2023-3336

TN-5900 Series User Enumeration Vulnerability

Medium5.3EPSS 0.61%
Published
Updated
Reserved
Assigned by
Moxa

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.

Scores

CVSS scores of CVE-2023-3336, by who scored it
Scored byCVSSScoreVector
MoxaCNA (assigner)3.1Medium5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVDNVD · Modified3.1Medium5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS (exploitation in 30 days)
0.61% · top 51% of all CVEs (6 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: yes · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.3.

Weakness

Affected products

What to do

Solution: Moxa has developed appropriate solutions to address the vulnerabilities. The solutions for affected products are shown below: * TN-5900 Series: Please upgrades to firmware version 3.4 or later.

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

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Record last updated .