CVE-2021-21968
Quick assessment
Affected
n/a Sealevel
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Sealevel Systems SeaConnect 370W是美国Sealevel Systems公司的一款工业物联网（Iiot）边缘设备。用于远程监视和控制实际 I/O 进程的状态。 Sealevel Systems SeaConnect 370W 存在安全漏洞，该漏洞源于产品OTA update task功能未对文件写功能做有效限制。攻击者可通过专门制作的MQTT负载导致任文件覆盖。以下产品及版本受到影响：Sealevel Systems SeaConnect 370W v1.3.34。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-21968
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A file write vulnerability exists in the OTA update task functionality of Sealevel Systems, Inc. SeaConnect 370W v1.3.34. A specially-crafted MQTT payload can lead to arbitrary file overwrite. An attacker can perform a man-in-the-middle attack to trigger this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Sealevel Systems SeaConnect 370W 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Sealevel Systems SeaConnect 370W是美国Sealevel Systems公司的一款工业物联网（Iiot）边缘设备。用于远程监视和控制实际 I/O 进程的状态。 Sealevel Systems SeaConnect 370W 存在安全漏洞，该漏洞源于产品OTA update task功能未对文件写功能做有效限制。攻击者可通过专门制作的MQTT负载导致任文件覆盖。以下产品及版本受到影响：Sealevel Systems SeaConnect 370W v1.3.34。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | Sealevel | Sealevel Systems, Inc. SeaConnect 370W v1.3.34 | - |
|
II. Public POCs for CVE-2021-21968
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-21968 (1)
-
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1395 x_refsource_MISC
Same Patch Batch · n/a · 2022-02-04 · 140 CVEs total
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| CVE-2022-24249 | GPAC 代码问题漏洞 | |
| CVE-2021-45429 | YARA 缓冲区错误漏洞 | |
| CVE-2021-43635 | Codex 跨站脚本漏洞 | |
| CVE-2022-24262 | Voipmonitor 代码问题漏洞 | |
| CVE-2022-24260 | VoIPmonitor SQL注入漏洞 | |
| CVE-2022-24259 | Voipmonitor 授权问题漏洞 | |
| CVE-2021-44899 | Micro Star International Center 安全漏洞 |
Showing top 20 of 140 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Sealevel
V. Comments for CVE-2021-21968
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