目标达成 感谢每一位支持者 — 我们达成了 100% 目标！

目标: 1000 元 · 已筹: 1359 元

100%
请我们喝杯咖啡

CVE-2021-20611— Mitsubishi Electric MELSEC iQ-R series 输入验证错误漏洞

一分钟漏洞结论

影响对象
Mitsubishi Electric Corporation MELSEC iQ-R Series R00CPU
利用判断
尚无明确在野利用证据，仍需结合暴露面评估
建议动作
优先检查厂商安全公告和参考链接中的修复版本；无法立即升级时，限制受影响服务暴露并加强监测。

Mitsubishi Electric MELSEC iQ-R series是日本三菱电机（Mitsubishi Electric）公司的一款可编程逻辑控制器。 Mitsubishi Electric MELSEC iQ-R series 存在输入验证错误漏洞，该漏洞源于没有正确控制有限资源的分配和维护，从而使行为者能够影响消耗的资源量，最终导致可用资源枯竭。以下产品和版本受到影响：MELSEC iQ-R series,Mitsubishi Electric MELSEC Q series,MELSEC-

CVSS 7.5 · High EPSS 3.18% · P88

可能的 ATT&CK 技术 1 AI

T1499 · Endpoint Denial of Service
获取后续新漏洞提醒 登录后订阅

一、 漏洞 CVE-2021-20611 基础信息

漏洞信息
对漏洞内容有疑问？看看神龙的深度分析是否有帮助！
查看神龙十问 ↗

尽管我们使用了先进的大模型技术，但其输出仍可能包含不准确或过时的信息。神龙努力确保数据的准确性，但请您根据实际情况进行核实和判断。

Vulnerability Title
N/A
来源: CVE Program / CVE List V5
Vulnerability Description
Improper Input Validation vulnerability in Mitsubishi Electric MELSEC iQ-R Series R00/01/02CPU, MELSEC iQ-R Series R04/08/16/32/120(EN)CPU, MELSEC iQ-R Series R08/16/32/120SFCPU, MELSEC iQ-R Series R08/16/32/120PCPU, MELSEC iQ-R Series R08/16/32/120PSFCPU, MELSEC iQ-R Series R16/32/64MTCPU, MELSEC iQ-R Series R12CCPU-V, MELSEC Q Series Q03UDECPU, MELSEC Q Series Q04/06/10/13/20/26/50/100UDEHCPU, MELSEC Q Series Q03/04/06/13/26UDVCPU, MELSEC Q Series Q04/06/13/26UDPVCPU, MELSEC Q Series Q12DCCPU-V, MELSEC Q Series Q24DHCCPU-V(G), MELSEC Q Series Q24/26DHCCPU-LS, MELSEC Q Series MR-MQ100, MELSEC Q Series Q172/173DCPU-S1, MELSEC Q Series Q172/173DSCPU, MELSEC Q Series Q170MCPU, MELSEC Q Series Q170MSCPU(-S1), MELSEC L Series L02/06/26CPU(-P), MELSEC L Series L26CPU-(P)BT and MELIPC Series MI5122-VW allows a remote unauthenticated attacker to cause a denial-of-service (DoS) condition by sending specially crafted packets. System reset is required for recovery.
来源: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
来源: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
来源: CVE Program / CVE List V5
Vulnerability Title
Mitsubishi Electric MELSEC iQ-R series 输入验证错误漏洞
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Description
Mitsubishi Electric MELSEC iQ-R series是日本三菱电机（Mitsubishi Electric）公司的一款可编程逻辑控制器。 Mitsubishi Electric MELSEC iQ-R series 存在输入验证错误漏洞，该漏洞源于没有正确控制有限资源的分配和维护，从而使行为者能够影响消耗的资源量，最终导致可用资源枯竭。以下产品和版本受到影响：MELSEC iQ-R series,Mitsubishi Electric MELSEC Q series,MELSEC-
来源: 中国国家信息安全漏洞库 CNNVD
CVSS Information
N/A
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Type
N/A
来源: 中国国家信息安全漏洞库 CNNVD

受影响产品

厂商 产品 影响版本 CPE 订阅
Mitsubishi Electric Corporation MELSEC iQ-R Series R00CPU Firmware versions "24" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R01CPU Firmware versions "24" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R02CPU Firmware versions "24" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R04CPU Firmware versions "57" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R08CPU Firmware versions "57" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R16CPU Firmware versions "57" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R32CPU Firmware versions "57" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R120CPU Firmware versions "57" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R04ENCPU Firmware versions "57" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R08ENCPU Firmware versions "57" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R16ENCPU Firmware versions "57" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R32ENCPU Firmware versions "57" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R120ENCPU Firmware versions "57" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R08SFCPU Firmware versions "26" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R16SFCPU Firmware versions "26" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R32SFCPU Firmware versions "26" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R120SFCPU Firmware versions "26" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R08PCPU Firmware versions "29" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R16PCPU Firmware versions "29" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R32PCPU Firmware versions "29" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R120PCPU Firmware versions "29" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R08PSFCPU Firmware versions "08" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R16PSFCPU Firmware versions "08" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R32PSFCPU Firmware versions "08" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R120PSFCPU Firmware versions "08" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R16MTCPU Operating system software version "23" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R32MTCPU Operating system software version "23" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R64MTCPU Operating system software version "23" and prior -
Mitsubishi Electric Corporation MELSEC iQ-R Series R12CCPU-V Firmware versions "16" and prior -
Mitsubishi Electric Corporation MELSEC Q Series Q03UDECPU The first 5 digits of serial No. "23121" and prior -

二、漏洞 CVE-2021-20611 的公开POC

# POC 描述 源链接 神龙链接
AI 生成 POC 高级

未找到公开 POC。

登录以生成 AI POC

三、漏洞 CVE-2021-20611 的情报信息

请登录查看更多情报信息。

CVE-2021-20611 厂商安全公告 (2)

同批安全公告 · Mitsubishi Electric Corporation · 2021-12-01 · 共 3 条

CVE-2021-20610 7.5 HIGH 多款Mitsubishi Electric产品安全漏洞
CVE-2021-20609 7.5 HIGH Mitsubishi Electric MELSEC Q series 资源管理错误漏洞

IV. Related Vulnerabilities

Same product: MELSEC iQ-R Series R00CPU
Same vendor: Mitsubishi Electric Corporation
Same weakness: CWE-20

V. Comments for CVE-2021-20611

暂无评论

发表评论