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CVE-2020-9049— victor Web Client and C•CURE Web Client JSON Web Token (JWT) Vulnerability

Quick assessment

Affected
Johnson Controls victor Web Client version 5.6 and prior
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.

Johnson Controls Victor Web Client是美国江森自控（Johnson Controls）公司的一个视频管理系统的Web客户端。该软件支持用户查看视频管理系统中的监控视频、检查设备状态等功能。 victor Web Client 5.6版本及之前版本和C CURE Web Client 2.90版本及之前版本存在授权问题漏洞，该漏洞源于当参与者试图访问某个资源或执行某个操作时，该软件没有执行或没有正确执行授权检查。

CVSS 7.1 · High EPSS 0.53% · P43
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I. Basic Information for CVE-2020-9049

Vulnerability Information
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Vulnerability Title
victor Web Client and C•CURE Web Client JSON Web Token (JWT) Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in specified versions of American Dynamics victor Web Client and Software House C•CURE Web Client could allow an unauthenticated attacker on the network to create and sign their own JSON Web Token and use it to execute an HTTP API Method without the need for valid authentication/authorization. Under certain circumstances, this could be used by an attacker to impact system availability by conducting a Denial of Service attack.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Johnson Controls Victor Web Client 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Johnson Controls Victor Web Client是美国江森自控（Johnson Controls）公司的一个视频管理系统的Web客户端。该软件支持用户查看视频管理系统中的监控视频、检查设备状态等功能。 victor Web Client 5.6版本及之前版本和C CURE Web Client 2.90版本及之前版本存在授权问题漏洞，该漏洞源于当参与者试图访问某个资源或执行某个操作时，该软件没有执行或没有正确执行授权检查。
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
Johnson Controls victor Web Client version 5.6 and prior unspecified ~ 5.6 -
Johnson Controls C•CURE Web Client version 2.90 and prior (Note - This does not affect the new web-based C•CURE 9000 client that was introduced in C•CURE 9000 v2.90) unspecified ~ 2.90 -

II. Public POCs for CVE-2020-9049

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III. Intelligence Information for CVE-2020-9049

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Vendor Advisories for CVE-2020-9049 (1)

IV. Related Vulnerabilities

Same vendor: Johnson Controls
Same weakness: CWE-285

V. Comments for CVE-2020-9049

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