CVEs-PoC/2021/CVE-2021-37915.md

CVE-2021-37915

Description

An issue was discovered on the Grandstream HT801 Analog Telephone Adaptor before 1.0.29.8. From the limited configuration shell, it is possible to set the malicious gdb_debug_server variable. As a result, after a reboot, the device downloads and executes malicious scripts from an attacker-defined host.

POC

Reference

• https://www.secforce.com/blog/exploiting-grandstream-ht801-ata-cve-2021-37748-cve-2021-37915/

Github

• https://github.com/ARPSyndicate/cvemon
• https://github.com/SECFORCE/CVE-2021-37748