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CVE-2021-47740
🗓️ 31 Dec 2025 18:40:53Reported by VulnCheckType 
cve🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 5 Views🌐 WEB
| Reporter | Title | Published | Views | Family All 8 |
|---|---|---|---|---|
 | CVE-2021-47740 | 1 Jan 202621:02 | – | circl |
 | KZTech JT3500V 代码问题漏洞 | 31 Dec 202500:00 | – | cnnvd |
 | CVE-2021-47740 KZTech JT3500V 4G LTE CPE 2.0.1 Insufficient Session Expiration Vulnerability | 31 Dec 202518:40 | – | cvelist |
 | EUVD-2025-206077 | 31 Dec 202521:30 | – | euvd |
 | CVE-2021-47740 | 31 Dec 202519:15 | – | nvd |
 | PT-2025-54421 | 31 Dec 202500:00 | – | ptsecurity |
 | CVE-2021-47740 KZTech JT3500V 4G LTE CPE 2.0.1 Insufficient Session Expiration Vulnerability | 31 Dec 202518:40 | – | vulnrichment |
 | KZTech/JatonTec/Neotel JT3500V 4G LTE CPE 2.0.1 Insufficient Session Expiration | 18 Mar 202100:00 | – | zeroscience |
Node
OR
[
{
"vendor": "KZ Broadband Technologies, Ltd.",
"product": "JT3500V",
"versions": [
{
"version": "2.0.1B1064",
"status": "affected"
},
{
"version": "2.0.1B1047",
"status": "affected"
}
]
},
{
"vendor": "KZ Broadband Technologies, Ltd.",
"product": "AM6200M",
"versions": [
{
"version": "2.0.0B3210",
"status": "affected"
}
]
},
{
"vendor": "KZ Broadband Technologies, Ltd.",
"product": "AM6000N",
"versions": [
{
"version": "2.0.0B3042",
"status": "affected"
}
]
},
{
"vendor": "KZ Broadband Technologies, Ltd.",
"product": "AM5000W",
"versions": [
{
"version": "2.0.0B3037",
"status": "affected"
}
]
},
{
"vendor": "KZ Broadband Technologies, Ltd.",
"product": "AM4200M",
"versions": [
{
"version": "2.0.0B2996",
"status": "affected"
}
]
},
{
"vendor": "KZ Broadband Technologies, Ltd.",
"product": "AM4100V",
"versions": [
{
"version": "2.0.0B2988",
"status": "affected"
}
]
},
{
"vendor": "KZ Broadband Technologies, Ltd.",
"product": "AM3500MW",
"versions": [
{
"version": "2.0.0B1092",
"status": "affected"
}
]
},
{
"vendor": "KZ Broadband Technologies, Ltd.",
"product": "AM3410V",
"versions": [
{
"version": "2.0.0B1085",
"status": "affected"
}
]
},
{
"vendor": "KZ Broadband Technologies, Ltd.",
"product": "AM3300V",
"versions": [
{
"version": "2.0.0B1060",
"status": "affected"
}
]
},
{
"vendor": "KZ Broadband Technologies, Ltd.",
"product": "AM3100E",
"versions": [
{
"version": "2.0.0B981",
"status": "affected"
}
]
},
{
"vendor": "KZ Broadband Technologies, Ltd.",
"product": "AM3100V",
"versions": [
{
"version": "2.0.0B946",
"status": "affected"
}
]
},
{
"vendor": "KZ Broadband Technologies, Ltd.",
"product": "AM3000M",
"versions": [
{
"version": "2.0.0B21",
"status": "affected"
}
]
},
{
"vendor": "KZ Broadband Technologies, Ltd.",
"product": "KZ7621U",
"versions": [
{
"version": "2.0.0B14",
"status": "affected"
}
]
},
{
"vendor": "KZ Broadband Technologies, Ltd.",
"product": "KZ3220M",
"versions": [
{
"version": "2.0.0B04",
"status": "affected"
}
]
},
{
"vendor": "KZ Broadband Technologies, Ltd.",
"product": "KZ3120R",
"versions": [
{
"version": "2.0.0B01",
"status": "affected"
}
]
}
]| Source | Link |
|---|---|
| zeroscience | www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5646.php |
| vulncheck | www.vulncheck.com/advisories/kztech-jtv-g-lte-cpe-insufficient-session-expiration-vulnerability |
| packetstormsecurity | www.packetstormsecurity.com/files/161892/ |
| exchange | www.exchange.xforce.ibmcloud.com/vulnerabilities/198471 |
| neotel | www.neotel.mk/ |
| jatontech | www.jatontech.com/ |
| kzbtech | www.kzbtech.com/ |
| Parameter | Position | Path | Description | CWE |
|---|---|---|---|---|
| Cookie: uid=token:b24649a236d0e1951b2d2f16430dfb1b | path | /status.html | Insufficient session expiration allows reuse of old session credentials to access the device. | CWE-613 |
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15 Apr 2026 00:35Current
6.7Medium risk
Vulners AI Score6.7
CVSS 46.9
CVSS 3.17.5
EPSS0.00079
SSVC