CVE-2020-15101— Nested directory structure can lead to Uncontrolled Resource Consumption in freewvs
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I. Basic Information for CVE-2020-15101
Vulnerability Information
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Vulnerability Title
Nested directory structure can lead to Uncontrolled Resource Consumption in freewvs
Source: NVD (National Vulnerability Database)
Vulnerability Description
In freewvs before 0.1.1, a directory structure of more than 1000 nested directories can interrupt a freewvs scan due to Python's recursion limit and os.walk(). This can be problematic in a case where an administrator scans the dirs of potentially untrusted users. This has been patched in 0.1.1.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: NVD (National Vulnerability Database)
Vulnerability Title
freewvs 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
freewvs是一个免费的网络漏洞扫描器，用于在 webroots 中搜索已知易受攻击的网络应用程序版本。 freewvs 0.1.1之前版本中存在资源管理错误漏洞。该漏洞源于网络系统或产品对系统资源（如内存、磁盘空间、文件等）的管理不当。
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 |
|---|---|---|---|---|
| schokokeksorg | freewvs | < 0.1.1 | - |
II. Public POCs for CVE-2020-15101
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
Same weakness: CWE-400
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SolidCAM-GPPL-IDE: XML External Entity (XXE) and billion-lau - CVE-2026-32686
Unbounded exponent in decimal enables unauthenticated DoS - CVE-2026-20188
Cisco Crosswork Network Controller and Cisco Network Service
V. Comments for CVE-2020-15101
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