CVE-2021-3553— Server-Side Request Forgery in EPPUpdateService remote config file (VA-9825)
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I. Basic Information for CVE-2021-3553
Vulnerability Information
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Vulnerability Title
Server-Side Request Forgery in EPPUpdateService remote config file (VA-9825)
Source: NVD (National Vulnerability Database)
Vulnerability Description
A Server-Side Request Forgery (SSRF) vulnerability in the EPPUpdateService of Bitdefender Endpoint Security Tools allows an attacker to use the Endpoint Protection relay as a proxy for any remote host. This issue affects: Bitdefender Endpoint Security Tools versions prior to 6.6.27.390; versions prior to 7.1.2.33. Bitdefender Unified Endpoint for Linux versions prior to 6.2.21.160. Bitdefender GravityZone versions prior to 6.24.1-1.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
服务端请求伪造(SSRF)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Bitdefender Endpoint Security Tool 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Bitdefender Endpoint Security Tool是罗马尼亚比特梵德（Bitdefender）公司的一款终端安全管理工具。 Bitdefender Endpoint Security Tools 存在安全漏洞，该漏洞源于软件的 EPPUpdateService组件中缺少针对服务器端请求伪造的有效检验，这允许攻击者可利用该漏洞使用端点保护中继作为任何远程主机的代理。
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 |
|---|---|---|---|---|
| Bitdefender | Endpoint Security Tools | unspecified ~ 6.6.27.390 | - | |
| Bitdefender | Unified Endpoint for Linux | unspecified ~ 6.2.21.160 | - | |
| Bitdefender | GravityZone | unspecified ~ 6.24.1-1 | - |
II. Public POCs for CVE-2021-3553
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Bitdefender · 2021-11-24 · 3 CVEs total
| CVE-2021-3554 | 9.0 CRITICAL | Improper Access Control vulnerability in the patchesUpdate API |
| CVE-2021-3552 | 5.3 MEDIUM | Insufficient validation on regular expression in EPPUpdateService config file (VA-9825) |
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V. Comments for CVE-2021-3553
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