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CVE-2021-27451— Mesa Labs AmegaView improper authentication

Quick assessment

Affected
Mesa Labs AmegaView
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.

MesaLabs AmegaView是美国MesaLabs公司的一个连续监测系统（CMS）。具有5个基本硬件组件。这些组件是探针，无线发射器，网关，拨号器和服务器。 MesaLabs AmegaView 3.0版本及之前版本存在授权问题漏洞，该漏洞源于系统中的密码由一种易于逆转的算法生成、并存在使用默认Cookie可绕过身份验证、命令注入的情况。攻击者可通过该漏洞远程执行代码或允许访问设备。

CVSS 7.3 · High EPSS 0.80% · P54

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts
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I. Basic Information for CVE-2021-27451

Vulnerability Information
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Vulnerability Title
Mesa Labs AmegaView improper authentication
Source: CVE Program / CVE List V5
Vulnerability Description
Mesa Labs AmegaView Versions 3.0 and prior’s passcode is generated by an easily reversible algorithm, which may allow an attacker to gain access to the device.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
认证机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
MesaLabs AmegaView 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MesaLabs AmegaView是美国MesaLabs公司的一个连续监测系统（CMS）。具有5个基本硬件组件。这些组件是探针，无线发射器，网关，拨号器和服务器。 MesaLabs AmegaView 3.0版本及之前版本存在授权问题漏洞，该漏洞源于系统中的密码由一种易于逆转的算法生成、并存在使用默认Cookie可绕过身份验证、命令注入的情况。攻击者可通过该漏洞远程执行代码或允许访问设备。
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
Mesa Labs AmegaView unspecified ~ 3.0 -

II. Public POCs for CVE-2021-27451

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III. Intelligence Information for CVE-2021-27451

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Vendor Advisories for CVE-2021-27451 (1)

Same Patch Batch · Mesa Labs · 2021-12-21 · 5 CVEs total

CVE-2021-27447 10.0 CRITICAL Mesa Labs AmegaView command injection
CVE-2021-27449 9.9 CRITICAL Mesa Labs AmegaView Command Injection
CVE-2021-27445 7.8 HIGH Mesa Labs AmegaView Improper Privilege Management
CVE-2021-27453 7.3 HIGH Mesa Labs AmegaView authentication bypass

IV. Related Vulnerabilities

Same product: AmegaView
Same vendor: Mesa Labs
Same weakness: CWE-287

V. Comments for CVE-2021-27451

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