CVE-2021-3641— Improper Link Resolution Before File Access in Bitdefender GravityZone (VA-9921)
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2021-3641
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
Improper Link Resolution Before File Access in Bitdefender GravityZone (VA-9921)
Source: NVD (National Vulnerability Database)
Vulnerability Description
Improper Link Resolution Before File Access ('Link Following') vulnerability in the EPAG component of Bitdefender Endpoint Security Tools for Windows allows a local attacker to cause a denial of service. This issue affects: Bitdefender GravityZone version 7.1.2.33 and prior versions.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
在文件访问前对链接解析不恰当(链接跟随)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Bitdefender Endpoint Security Tool 后置链接漏洞
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 Tool 存在后置链接漏洞，该漏洞源于网络系统或产品的代码开发过程中存在设计或实现不当的问题。
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 | GravityZone | unspecified ~ 7.1.2.33 | - |
II. Public POCs for CVE-2021-3641
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2021-3641
请登录查看更多情报信息。
- https://www.zerodayinitiative.com/advisories/ZDI-22-143/x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-3641
IV. Related Vulnerabilities
Same vendor: Bitdefender
- CVE-2025-7073
Local Privilege Escalation via Arbitrary File Operation in B - CVE-2025-5317
Improper access restriction to critical folder in Bitdefende - CVE-2025-2245
Server Side Request Forgery in GravityZone Update Server Usi - CVE-2025-2243
SSRF in GravityZone Console via DNS Truncation (VA-12634) - CVE-2025-2244
Insecure PHP deserialization issue in GravityZone Console (V
Same weakness: CWE-59
- CVE-2021-47949
CyberPanel 2.1 Authenticated Remote Code Execution via Symli - CVE-2026-41882
JetBrains IntelliJ IDEA 后置链接漏洞 - CVE-2026-27105
Dell Alienware Purchased Apps 后置链接漏洞 - CVE-2026-5161
Improper Authentication in TUBITAK BILGEM's Pardus About - CVE-2026-41397
OpenClaw < 2026.3.31 - Sandbox Escape via Unrestricted File
V. Comments for CVE-2021-3641
No comments yet