Vulnerability Details : CVE-2021-37915
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.
Products affected by CVE-2021-37915
- cpe:2.3:o:grandstream:ht801_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-37915
0.46%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 75 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-37915
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
9.0
|
HIGH | AV:N/AC:L/Au:S/C:C/I:C/A:C |
8.0
|
10.0
|
NIST | |
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
References for CVE-2021-37915
-
http://www.grandstream.com/products/gateways-and-atas/analog-telephone-adaptors/product/ht801
HT801 | Grandstream NetworksProduct;Vendor Advisory
-
http://firmware.grandstream.com/BETA/Release_Note_HT80x_1.0.29.8.pdf
404 Not FoundBroken Link
-
https://www.secforce.com/blog/exploiting-grandstream-ht801-ata-cve-2021-37748-cve-2021-37915/
SECFORCE - Security without compromiseExploit;Third Party Advisory
Jump to