CVE-2021-47740mediumCWE-613

CVE-2021-47740: medium-severity vulnerability in KZ Broadband Technologies, Ltd. JT3500V

KZTech JT3500V 4G LTE CPE 2.0.1 Insufficient Session Expiration Vulnerability

Published · Updated

Follow this CVE+ Monitor AM3000M+ Monitor AM3100E

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 6.9epss 0.4%
KZTech JT3500V 4G LTE CPE 2.0.1 contains a session management vulnerability that allows attackers to reuse old session credentials without proper expiration. Attackers can exploit the weak session handling to maintain unauthorized access and potentially compromise device authentication mechanisms.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Affected products
KZ Broadband Technologies, Ltd. · AM3000MKZ Broadband Technologies, Ltd. · AM3100EKZ Broadband Technologies, Ltd. · AM3100VKZ Broadband Technologies, Ltd. · AM3300VKZ Broadband Technologies, Ltd. · AM3410VKZ Broadband Technologies, Ltd. · AM3500MWKZ Broadband Technologies, Ltd. · AM4100VKZ Broadband Technologies, Ltd. · AM4200MKZ Broadband Technologies, Ltd. · AM5000WKZ Broadband Technologies, Ltd. · AM6000NKZ Broadband Technologies, Ltd. · AM6200MKZ Broadband Technologies, Ltd. · JT3500VKZ Broadband Technologies, Ltd. · KZ3120RKZ Broadband Technologies, Ltd. · KZ3220MKZ Broadband Technologies, Ltd. · KZ7621U