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CVE-2021-36721— Sysaid - Sysaid API User Enumeration

Quick assessment

Affected
SysAid SysAid API
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.

Sysaid Technologies SysAid是以色列SysAid Technologies（Sysaid Technologies）公司的一套IT服务管理解决方案。 Sysaid API 21.3.60 之前版本存在安全漏洞，攻击者在没有任何授权的情况下将请求发送到特定的 api 路径，可以从 LDAP 服务器获取用户名。

CVSS 4.4 · Medium EPSS 0.44% · P37

Possible ATT&CK Techniques 1 AI

T1087 · Account Discovery
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I. Basic Information for CVE-2021-36721

Vulnerability Information
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Vulnerability Title
Sysaid - Sysaid API User Enumeration
Source: CVE Program / CVE List V5
Vulnerability Description
Sysaid API User Enumeration - Attacker sending requests to specific api path without any authorization before 21.3.60 version could get users names from the LDAP server.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
SysAid 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Sysaid Technologies SysAid是以色列SysAid Technologies（Sysaid Technologies）公司的一套IT服务管理解决方案。 Sysaid API 21.3.60 之前版本存在安全漏洞，攻击者在没有任何授权的情况下将请求发送到特定的 api 路径，可以从 LDAP 服务器获取用户名。
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
SysAid SysAid API Sysaid – version 20.4.74 20.4.74 -

II. Public POCs for CVE-2021-36721

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III. Intelligence Information for CVE-2021-36721

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Other References for CVE-2021-36721 (1)

IV. Related Vulnerabilities

Same vendor: SysAid

V. Comments for CVE-2021-36721

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