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CVE-2018-8921

Quick assessment

Affected
Synology Drive
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 Drive是群晖科技（Synology）公司的一套协同办公套件，包含了文档管理、协同办公和文件同步备份的功能。File Sharing Notify Toast是其中的一个文件共享组件。 Synology Drive 1.0.2-10275之前版本中的File Sharing Notify Toast存在跨站脚本漏洞。远程攻击者可借助恶意的文件名利用该漏洞注入任意的Web脚本。

AI Predicted 6.1 Difficulty: Easy EPSS 0.62% · P48

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2018-8921

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Cross-site scripting (XSS) vulnerability in File Sharing Notify Toast in Synology Drive before 1.0.2-10275 allows remote authenticated users to inject arbitrary web script or HTML via the malicious file name.
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 Drive File Sharing Notify Toast 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Synology Drive是群晖科技（Synology）公司的一套协同办公套件，包含了文档管理、协同办公和文件同步备份的功能。File Sharing Notify Toast是其中的一个文件共享组件。 Synology Drive 1.0.2-10275之前版本中的File Sharing Notify Toast存在跨站脚本漏洞。远程攻击者可借助恶意的文件名利用该漏洞注入任意的Web脚本。
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 Drive unspecified ~ 1.0.2-10275 -

II. Public POCs for CVE-2018-8921

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III. Intelligence Information for CVE-2018-8921

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Other References for CVE-2018-8921 (1)

IV. Related Vulnerabilities

Same product: Drive
Same vendor: Synology
Same weakness: CWE-79

V. Comments for CVE-2018-8921

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