CVE-2021-20589
Quick assessment
Affected
n/a GOT2000 series; GOT SIMPLE series; GT SoftGOT2000; Tension Controller
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.
Mitsubishi Electric GT27等都是日本三菱电机（Mitsubishi Electric）公司的一款GOT2000系列图形操作终端。 多款Mitsubishi Electric设备存在缓冲区错误漏洞。攻击者可能利用此漏洞导致设备拒绝服务。以下产品及版本受到影响：GT27 model: Versions 01.19.000 - 01.38.000GT25 model: Versions 01.19.000 - 01.38.000、GT23 model: Versions 01.19.000
Possible ATT&CK Techniques 2 AI
T1190 · Exploit Public-Facing Application T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2021-20589
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Buffer access with incorrect length value vulnerability in GOT2000 series GT27 model communication driver versions 01.19.000 through 01.38.000, GT25 model communication driver versions 01.19.000 through 01.38.000, GT23 model communication driver versions 01.19.000 through 01.38.000 and GT21 model communication driver versions 01.21.000 through 01.39.000, GOT SIMPLE series GS21 model communication driver versions 01.21.000 through 01.39.000, GT SoftGOT2000 versions 1.170C through 1.250L and Tension Controller LE7-40GU-L Screen package data for MODBUS/TCP V1.00 allows a remote unauthenticated attacker to stop the communication function of the products via specially crafted packets.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
多款 Mitsubishi Electric 设备缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mitsubishi Electric GT27等都是日本三菱电机（Mitsubishi Electric）公司的一款GOT2000系列图形操作终端。 多款Mitsubishi Electric设备存在缓冲区错误漏洞。攻击者可能利用此漏洞导致设备拒绝服务。以下产品及版本受到影响：GT27 model: Versions 01.19.000 - 01.38.000GT25 model: Versions 01.19.000 - 01.38.000、GT23 model: Versions 01.19.000
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 |
|---|---|---|---|---|
| - | GOT2000 series; GOT SIMPLE series; GT SoftGOT2000; Tension Controller | GT27 model communication driver versions 01.19.000 through 01.38.000, GT25 model communication driver versions 01.19.000 through 01.38.000, GT23 model communication driver versions 01.19.000 through 01.38.000, GT21 model communication driver versions 01.2 | - |
|
II. Public POCs for CVE-2021-20589
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2021-20589 (1)
-
https://jvn.jp/vu/JVNVU99895108/index.html x_refsource_MISC
Other References for CVE-2021-20589 (1)
Same Patch Batch · n/a · 2021-05-19 · 20 CVEs total
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| CVE-2021-21732 | ZTE 手机 安全漏洞 | |
| CVE-2021-21733 | ZXCDN 信息泄露漏洞 | |
| CVE-2020-20264 | MikroTik RouterOS 数字错误漏洞 | |
| CVE-2020-20266 | MikroTik RouterOS 代码问题漏洞 | |
| CVE-2017-17674 | BMC Software BMC Remedy 9.1SP3 代码问题漏洞 | |
| CVE-2017-17678 | BMC Remedy Mid Tier 9.1SP3 跨站脚本漏洞 | |
| CVE-2017-17675 | BMC Software BMC Remedy 9.1SP3 日志信息泄露漏洞 | |
| CVE-2017-17677 | BMC Remedy 9.1SP3 安全漏洞 | |
| CVE-2021-3421 | Red Hat Package Manager 数据伪造问题漏洞 | |
| CVE-2021-27924 | Couchbase Server 安全漏洞 | |
| CVE-2021-3517 | libxml2 缓冲区错误漏洞 | |
| CVE-2021-31930 | concerto 跨站脚本漏洞 | |
| CVE-2021-33204 | PostgreSQL 命令注入漏洞 | |
| CVE-2021-31158 | Couchbase Server 安全漏洞 | |
| CVE-2021-25644 | Couchbase Server 安全漏洞 | |
| CVE-2020-36364 | Smartstore SmartStoreNET 路径遍历漏洞 | |
| CVE-2021-27925 | Couchbase Server 竞争条件问题漏洞 | |
| CVE-2020-36365 | Smartstore SmartStoreNET 输入验证错误漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-20589
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