POC详情： cabca8467e5e07fc741f6146e08570be91837ee3

来源
https://github.com/z3usx01/CVE-2021-23017-POC
关联漏洞
标题： F5 NGINX Controller 安全漏洞 (CVE-2021-23017)
描述：F5 NGINX Controller是美国F5公司的一款用于NGINX的集中式监视和管理平台。该平台支持使用可视化界面管理多个NGINX实例。 F5 NGINX Controller存在安全漏洞，该漏洞允许攻击者从DNS服务器伪造UDP数据包造成1-byte的内存覆盖，导致工作进程崩溃或潜在的其他影响。
描述
The issue only affects nginx if the "resolver" directive is used in the configuration file. Further, the attack is only possible if an attacker is able to forge UDP packets from the DNS server.
介绍
# CVE-2021-23017-POC
A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact.
The issue only affects nginx if the "resolver" directive is used in the configuration file. Further, the attack is only possible if an attacker is able to forge UDP packets from the DNS server.
文件快照

 [4.0K]  /data/pocs/cabca8467e5e07fc741f6146e08570be91837ee3
├── [4.6K]  poc.py
├── [ 444]  README.md
└── [  13]  requirements.txt

0 directories, 3 files
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