high7.5
CVE-2021-33822
An issue was discovered on 4GEE ROUTER HH70VB Version HH70_E1_02.00_22.
Impact
An issue was discovered on 4GEE ROUTER HH70VB Version HH70_E1_02.00_22. Attackers can use slowhttptest tool to send incomplete HTTP request, which could make server keep waiting for the packet to finish the connection, until its resource exhausted. Then the web server is denial-of-service.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Sing4g | 4gee Router Hh70vb Firmware | Version hh70_e1_02.00_22 |
Weakness classification
References
- NVD record
- CVE.org record
- https://github.com/Jian-Xian/CVE-POC/blob/master/CVE-2021-33822.md
- https://github.com/shekyan/slowhttptest
- https://www.sing4g.com/product-page/4gee-router-hh70vb-4g-300mbps-2lan-32wifi
- https://github.com/Jian-Xian/CVE-POC/blob/master/CVE-2021-33822.md
- https://github.com/shekyan/slowhttptest
- https://www.sing4g.com/product-page/4gee-router-hh70vb-4g-300mbps-2lan-32wifi