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CVE-2021-32076— Access Restriction bypass vulnerability via referrer spoof - Business Logic Bypass

Quick assessment

Affected
SolarWinds Web Help Desk
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.

Solarwinds Web Help Desk是美国Solarwinds公司的一套服务台和资产管理软件。该软件支持集中式知识库、IT资产管理、项目和任务管理等功能。 SolarWinds Web Help Desk 12.7.2中存在安全漏洞，攻击者可利用该漏洞可以拦截HTTP请求，并将公网IP地址更改为环回地址，从而访问敏感信息。

CVSS 5.3 · Medium EPSS 1.17% · P66

Possible ATT&CK Techniques 1 AI

T1133 · External Remote Services
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I. Basic Information for CVE-2021-32076

Vulnerability Information
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Vulnerability Title
Access Restriction bypass vulnerability via referrer spoof - Business Logic Bypass
Source: CVE Program / CVE List V5
Vulnerability Description
Access Restriction Bypass via referrer spoof was discovered in SolarWinds Web Help Desk 12.7.2. An attacker can access the 'Web Help Desk Getting Started Wizard', especially the admin account creation page, from a non-privileged IP address network range or loopback address by intercepting the HTTP request and changing the referrer from the public IP address to the loopback.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
使用欺骗进行的认证绕过
Source: CVE Program / CVE List V5
Vulnerability Title
SolarWinds Web Help Desk 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Solarwinds Web Help Desk是美国Solarwinds公司的一套服务台和资产管理软件。该软件支持集中式知识库、IT资产管理、项目和任务管理等功能。 SolarWinds Web Help Desk 12.7.2中存在安全漏洞，攻击者可利用该漏洞可以拦截HTTP请求，并将公网IP地址更改为环回地址，从而访问敏感信息。
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
SolarWinds Web Help Desk unspecified ~ 12.7.5 -

II. Public POCs for CVE-2021-32076

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III. Intelligence Information for CVE-2021-32076

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Other References for CVE-2021-32076 (1)

IV. Related Vulnerabilities

Same product: Web Help Desk
Same vendor: SolarWinds
Same weakness: CWE-290

V. Comments for CVE-2021-32076

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