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CVE-2018-8927

Quick assessment

Affected
Synology Calendar
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 Calendar是群晖（Synology）公司的一款运行在Synology NAS设备上的文件保护程序。 Synology Calendar 2.1.2-0511之前版本中的SYNO.Cal.Event存在授权问题漏洞。远程攻击者可借助‘cal_id’或‘original_cal_id’参数利用该漏洞创建任意事件。

AI Predicted 6.5 Difficulty: Easy EPSS 0.91% · P58
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I. Basic Information for CVE-2018-8927

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Improper authorization vulnerability in SYNO.Cal.Event in Calendar before 2.1.2-0511 allows remote authenticated users to create arbitrary events via the (1) cal_id or (2) original_cal_id parameter.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不正确
Source: CVE Program / CVE List V5
Vulnerability Title
Synology Calendar 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Synology Calendar是群晖（Synology）公司的一款运行在Synology NAS设备上的文件保护程序。 Synology Calendar 2.1.2-0511之前版本中的SYNO.Cal.Event存在授权问题漏洞。远程攻击者可借助‘cal_id’或‘original_cal_id’参数利用该漏洞创建任意事件。
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 Calendar unspecified ~ 2.1.2-0511 -

II. Public POCs for CVE-2018-8927

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III. Intelligence Information for CVE-2018-8927

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Other References for CVE-2018-8927 (1)

IV. Related Vulnerabilities

Same product: Calendar
Same vendor: Synology
Same weakness: CWE-863

V. Comments for CVE-2018-8927

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