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CVE-2018-8917

Quick assessment

Affected
Synology DiskStation Manager (DSM)
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.

Synology DiskStation Manager（DSM）是群晖科技（Synology）公司的一套用于网络储存服务器（NAS）上的操作系统。该操作系统可管理资料、文件、照片、音乐等信息。 Synology DSM 6.1.6-15266之前版本中的info.cgi文件存在跨站脚本漏洞。远程攻击者可借助‘host’参数利用该漏洞注入任意的Web脚本或HTML。

AI Predicted 6.1 Difficulty: Easy EPSS 0.80% · P55

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2018-8917

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Cross-site scripting (XSS) vulnerability in info.cgi in Synology DiskStation Manager (DSM) before 6.1.6-15266 allows remote attackers to inject arbitrary web script or HTML via the host parameter.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Synology DiskStation Manager 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Synology DiskStation Manager（DSM）是群晖科技（Synology）公司的一套用于网络储存服务器（NAS）上的操作系统。该操作系统可管理资料、文件、照片、音乐等信息。 Synology DSM 6.1.6-15266之前版本中的info.cgi文件存在跨站脚本漏洞。远程攻击者可借助‘host’参数利用该漏洞注入任意的Web脚本或HTML。
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
Synology DiskStation Manager (DSM) unspecified ~ 6.1.6-15266 -

II. Public POCs for CVE-2018-8917

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III. Intelligence Information for CVE-2018-8917

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Other References for CVE-2018-8917 (1)

Same Patch Batch · Synology · 2018-12-24 · 4 CVEs total

CVE-2018-8918 Synology Router Manager 跨站脚本漏洞
CVE-2018-8919 Synology DiskStation Manager 信息泄露漏洞
CVE-2018-8920 Synology DiskStation Manager 注入漏洞

IV. Related Vulnerabilities

Same product: DiskStation Manager (DSM)
Same vendor: Synology
Same weakness: CWE-79

V. Comments for CVE-2018-8917

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