CVE-2020-13111
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I. Basic Information for CVE-2020-13111
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
NaviServer 4.99.4 to 4.99.19 allows denial of service due to the nsd/driver.c ChunkedDecode function not properly validating the length of a chunk. A remote attacker can craft a chunked-transfer request that will result in a negative value being passed to memmove via the size parameter, causing the process to crash.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
NaviServer 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
NaviServer是一款使用C语言和Tcl语言编写的Web服务器。它支持反向代理、IPv6、动态线程池映射和基于OpenSSL的加密等功能。 NaviServer 4.99.4版本至4.99.19版本中的nsd/driver.c文件的‘ChunkedDecode’函数存在安全漏洞，该漏洞源于程序没有正确验证块的长度。远程攻击者可通过发送特制的分块传输请求利用该漏洞导致拒绝服务（进程崩溃）。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
II. Public POCs for CVE-2020-13111
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://sourceforge.net/p/naviserver/bugs/89/x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2020-13111
Same Patch Batch · n/a · 2020-05-16 · 5 CVEs total
| CVE-2020-13121 | Submitty 输入验证错误漏洞 | |
| CVE-2020-13118 | Mikrotik-Router-Monitoring-System SQL注入漏洞 | |
| CVE-2020-13110 | kerberos package for Node.js 代码问题漏洞 | |
| CVE-2020-13109 | SETA Morita Shogi 64 缓冲区错误漏洞 |
IV. Related Vulnerabilities
Same vendor: n/a
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Open5GS SMF smf_nsmf_handle_create_sm_context denial of serv - CVE-2026-8268
Open5GS SMF OpenAPI_list_create denial of service
V. Comments for CVE-2020-13111
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