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CVE-2020-36922— Sony BRAVIA Digital Signage 1.7.8 Unauthenticated System API Information Disclosure

Quick assessment

Affected
Pro-Bravia Sony BRAVIA Digital Signage
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.

Sony BRAVIA Digital Signage是日本索尼（Sony）公司的一套数字标牌系统。 Sony BRAVIA Digital Signage 1.7.8版本存在安全漏洞，该漏洞源于存在信息泄露漏洞，可能导致未经身份验证访问网络接口信息、服务器配置和系统元数据。

CVSS 7.5 · High EPSS 0.64% · P49

Possible ATT&CK Techniques 1 AI

T1005 · Data from Local System
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I. Basic Information for CVE-2020-36922

Vulnerability Information
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Vulnerability Title
Sony BRAVIA Digital Signage 1.7.8 Unauthenticated System API Information Disclosure
Source: CVE Program / CVE List V5
Vulnerability Description
Sony BRAVIA Digital Signage 1.7.8 contains an information disclosure vulnerability that allows unauthenticated attackers to access sensitive system details through API endpoints. Attackers can retrieve network interface information, server configurations, and system metadata by sending requests to the exposed system API.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
将系统数据暴露到未授权控制的范围
Source: CVE Program / CVE List V5
Vulnerability Title
Sony BRAVIA Digital Signage 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Sony BRAVIA Digital Signage是日本索尼（Sony）公司的一套数字标牌系统。 Sony BRAVIA Digital Signage 1.7.8版本存在安全漏洞，该漏洞源于存在信息泄露漏洞，可能导致未经身份验证访问网络接口信息、服务器配置和系统元数据。
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
Pro-Bravia Sony BRAVIA Digital Signage 0 ~ 1.7.8 -

II. Public POCs for CVE-2020-36922

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III. Intelligence Information for CVE-2020-36922

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Vendor Advisories for CVE-2020-36922 (1)

Exploits & Public PoCs for CVE-2020-36922 (3)

Other References for CVE-2020-36922 (5)

IV. Related Vulnerabilities

Same product: Sony BRAVIA Digital Signage
Same vendor: Pro-Bravia
Same weakness: CWE-497

V. Comments for CVE-2020-36922

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