Vulnerabilities (CVE)

Filtered by vendor Grandstream Subscribe
Total 55 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2020-5725 1 Grandstream 6 Ucm6202, Ucm6202 Firmware, Ucm6204 and 3 more 2026-06-17 4.3 MEDIUM 5.9 MEDIUM
The Grandstream UCM6200 series before 1.0.20.22 is vulnerable to an SQL injection via the HTTP server's websockify endpoint. A remote unauthenticated attacker can invoke the login action with a crafted username and, through the use of timing attacks, can discover user passwords.
CVE-2020-5724 1 Grandstream 6 Ucm6202, Ucm6202 Firmware, Ucm6204 and 3 more 2026-06-17 5.0 MEDIUM 7.5 HIGH
The Grandstream UCM6200 series before 1.0.20.22 is vulnerable to an SQL injection via the HTTP server's websockify endpoint. A remote unauthenticated attacker can invoke the challenge action with a crafted username and discover user passwords.
CVE-2020-5723 1 Grandstream 6 Ucm6202, Ucm6202 Firmware, Ucm6204 and 3 more 2026-06-17 5.0 MEDIUM 9.8 CRITICAL
The UCM6200 series 1.0.20.22 and below stores unencrypted user passwords in an SQLite database. This could allow an attacker to retrieve all passwords and possibly gain elevated privileges.
CVE-2020-5722 1 Grandstream 2 Ucm6200, Ucm6200 Firmware 2026-06-17 10.0 HIGH 9.8 CRITICAL
The HTTP interface of the Grandstream UCM6200 series is vulnerable to an unauthenticated remote SQL injection via crafted HTTP request. An attacker can use this vulnerability to execute shell commands as root on versions before 1.0.19.20 or inject HTML in password recovery emails in versions before 1.0.20.17.
CVE-2020-25218 1 Grandstream 14 Grp2612, Grp2612 Firmware, Grp2612p and 11 more 2026-06-17 10.0 HIGH 9.8 CRITICAL
Grandstream GRP261x VoIP phone running firmware version 1.0.3.6 (Base) allow Authentication Bypass in its administrative web interface.
CVE-2020-25217 1 Grandstream 14 Grp2612, Grp2612 Firmware, Grp2612p and 11 more 2026-06-17 9.0 HIGH 7.2 HIGH
Grandstream GRP261x VoIP phone running firmware version 1.0.3.6 (Base) allows Command Injection as root in its administrative web interface.
CVE-2019-10663 1 Grandstream 2 Ucm6204, Ucm6204 Firmware 2026-06-17 6.5 MEDIUM 8.8 HIGH
Grandstream UCM6204 before 1.0.19.20 devices allow remote authenticated users to conduct SQL injection attacks via the sord parameter in a listCodeblueGroup API call to the /cgi? URI.
CVE-2019-10662 1 Grandstream 2 Ucm6204, Ucm6204 Firmware 2026-06-17 9.0 HIGH 8.8 HIGH
Grandstream UCM6204 before 1.0.19.20 devices allow remote authenticated users to execute arbitrary code via shell metacharacters in the backupUCMConfig file-backup parameter to the /cgi? URI.
CVE-2019-10661 1 Grandstream 2 Gxv3611ir Hd, Gxv3611ir Hd Firmware 2026-06-17 10.0 HIGH 9.8 CRITICAL
On Grandstream GXV3611IR_HD before 1.0.3.23 devices, the root account lacks a password.
CVE-2019-10660 1 Grandstream 2 Gxv3611ir Hd, Gxv3611ir Hd Firmware 2026-06-17 6.5 MEDIUM 8.8 HIGH
Grandstream GXV3611IR_HD before 1.0.3.23 devices allow remote authenticated users to execute arbitrary code via shell metacharacters in the /goform/systemlog?cmd=set logserver field.
CVE-2019-10659 1 Grandstream 4 Gxv3370, Gxv3370 Firmware, Wp820 and 1 more 2026-06-17 6.5 MEDIUM 8.8 HIGH
Grandstream GXV3370 before 1.0.1.41 and WP820 before 1.0.3.6 devices allow remote authenticated users to execute arbitrary code via shell metacharacters in a /manager?action=getlogcat priority field.
CVE-2019-10658 1 Grandstream 2 Gwn7610, Gwn7610 Firmware 2026-06-17 6.5 MEDIUM 8.8 HIGH
Grandstream GWN7610 before 1.0.8.18 devices allow remote authenticated users to execute arbitrary code via shell metacharacters in the filename in a /ubus/controller.icc.update_nds_webroot_from_tmp update_nds_webroot_from_tmp API call.
CVE-2019-10657 1 Grandstream 4 Gwn7000, Gwn7000 Firmware, Gwn7610 and 1 more 2026-06-17 4.0 MEDIUM 6.5 MEDIUM
Grandstream GWN7000 before 1.0.6.32 and GWN7610 before 1.0.8.18 devices allow remote authenticated users to discover passwords via a /ubus/uci.apply config request.
CVE-2019-10656 1 Grandstream 2 Gwn7000, Gwn7000 Firmware 2026-06-17 9.0 HIGH 8.8 HIGH
Grandstream GWN7000 before 1.0.6.32 devices allow remote authenticated users to execute arbitrary code via shell metacharacters in the filename in a /ubus/uci.apply update_nds_webroot_from_tmp API call.
CVE-2019-10655 1 Grandstream 10 Gac2500, Gac2500 Firmware, Gvc3202 and 7 more 2026-06-17 7.5 HIGH 9.8 CRITICAL
Grandstream GAC2500 1.0.3.35, GXP2200 1.0.3.27, GVC3202 1.0.3.51, GXV3275 before 1.0.3.219 Beta, and GXV3240 before 1.0.3.219 Beta devices allow unauthenticated remote code execution via shell metacharacters in a /manager?action=getlogcat priority field, in conjunction with a buffer overflow (via the phonecookie cookie) to overwrite a data structure and consequently bypass authentication. This can be exploited remotely or via CSRF because the cookie can be placed in an Accept HTTP header in an XMLHttpRequest call to lighttpd.
CVE-2018-17565 1 Grandstream 12 Gxp1610, Gxp1610 Firmware, Gxp1615 and 9 more 2026-06-17 10.0 HIGH 9.8 CRITICAL
Shell Metacharacter Injection in the SSH configuration interface on Grandstream GXP16xx VoIP 1.0.4.128 phones allows attackers to execute arbitrary system commands and gain a root shell.
CVE-2018-17564 1 Grandstream 12 Gxp1610, Gxp1610 Firmware, Gxp1615 and 9 more 2026-06-17 7.5 HIGH 9.8 CRITICAL
A Malformed Input String to /cgi-bin/delete_CA on Grandstream GXP16xx VoIP 1.0.4.128 phones allows attackers to delete configuration parameters and gain admin access to the device.
CVE-2018-17563 1 Grandstream 12 Gxp1610, Gxp1610 Firmware, Gxp1615 and 9 more 2026-06-17 5.0 MEDIUM 5.3 MEDIUM
A Malformed Input String to /cgi-bin/api-get_line_status on Grandstream GXP16xx VoIP 1.0.4.128 phones allows attackers to dump the device's configuration in cleartext.
CVE-2017-16565 1 Grandstream 2 Ht802, Ht802 Firmware 2026-06-17 6.8 MEDIUM 8.8 HIGH
Cross-Site Request Forgery (CSRF) in /cgi-bin/login on Vonage (Grandstream) HT802 devices allows attackers to authenticate a user via the login screen using the default password of 123 and submit arbitrary requests.
CVE-2017-16564 1 Grandstream 2 Ht802, Ht802 Firmware 2026-06-17 3.5 LOW 5.4 MEDIUM
Stored Cross-site scripting (XSS) vulnerability in /cgi-bin/config2 on Vonage (Grandstream) HT802 devices allows remote authenticated users to inject arbitrary web script or HTML via the DHCP vendor class ID field (P148).