cve.bz

CVE-2021-37915

8.8 highEPSS 2.0%

High (8.8) in grandstream ht801 firmware. EPSS 2.0% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

8.8 high
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
2.0% chance of exploitation in the next 30 days; higher than 81% of CVEs (scores of 2026-10-31)
Published
Modified
Record from
the NVD, synced

Affected

References

Check your stackJSON