关联漏洞
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
备注
1. 建议优先通过来源进行访问。
2. 如果因为来源失效或无法访问,请发送邮箱到 f.jinxu#gmail.com 索取本地快照(把 # 换成 @)。
3. 神龙已为您对POC代码进行快照,为了长期维护,请考虑为本地POC付费,感谢您的支持。