PT-2023-3386 · Unknown · Tn-5900 Series

Published 2023-07-03 · Updated 2023-07-10 · CVE-2023-3336

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:C/I:N/A:N

Name of the Vulnerable Software and Affected Versions TN-5900 Series versions 3.3 and prior

Description The issue allows a remote attacker to determine whether a user is valid during password recovery through the web login page, potentially enabling a brute force attack with valid users. This is related to inconsistent responses to incoming requests, which may allow an attacker to gain unauthorized access to protected information.

Recommendations For TN-5900 Series versions 3.3 and prior, consider temporarily restricting access to the web login page to minimize the risk of exploitation until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Side Channel Attack

Weakness Enumeration

CWE-203

CWE-204

Related Identifiers

BDU:2023-03554

CVE-2023-3336

Affected Products

Tn-5900 Series

References · 5

• https://osv.dev/vulnerability/CVE-2023-3336 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-3336 · Security Note
• https://moxa.com/en/support/product-support/security-advisory/mpsa-230401-tn-5900-series-user-enumeration-vulnerability · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-03554 · Security Note
• https://t.me/cibsecurity/65961 · Telegram Post