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CVE-2020-7839— MarkAny MaEPSBroker Command Injection Vulnerability

Quick assessment

Affected
MarkAny MaEPSBroker
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.

MarkAny MaEPSBroker是 MarkAny开源的一个应用程序。为当前用户添加注册表项，这将使该程序在每次重新引导时自动启动。 MaEPSBroker 2.5.0.31 存在输入验证错误漏洞，该漏洞源于解析brokerCommand参数时不正确的输入验证检查导致命令注入漏洞。

CVSS 8.8 · High EPSS 1.41% · P70

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2020-7839

Vulnerability Information
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Vulnerability Title
MarkAny MaEPSBroker Command Injection Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
In MaEPSBroker 2.5.0.31 and prior, a command injection vulnerability caused by improper input validation checks when parsing brokerCommand parameter.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
MarkAny MaEPSBroker 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MarkAny MaEPSBroker是 MarkAny开源的一个应用程序。为当前用户添加注册表项，这将使该程序在每次重新引导时自动启动。 MaEPSBroker 2.5.0.31 存在输入验证错误漏洞，该漏洞源于解析brokerCommand参数时不正确的输入验证检查导致命令注入漏洞。
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
MarkAny MaEPSBroker 2.5.0.31 ~ 2.5.0.32 -

II. Public POCs for CVE-2020-7839

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III. Intelligence Information for CVE-2020-7839

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Other References for CVE-2020-7839 (2)

IV. Related Vulnerabilities

Same vendor: MarkAny
Same weakness: CWE-20

V. Comments for CVE-2020-7839

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