VendorsTendag1all versions
Vulnerabilities

Tenda G1

Ranked by severity, then by exploit likelihood. Click a CVE ID for its full record.

5CVEs
CVE-2021-27705
Buffer Overflow in Tenda G1 and G3 routers with firmware v15.11.0.17(9502)_CN allows remote attackers to execute arbitrary code via a crafted action/"qosIndex "request. This occurs because the "formQOSRuleDel" function directly passes the parameter "qosIndex" to strcpy without limit.
Published 2021-04-14 · Modified
9.8EPSS 0.029
CVE-2021-27706
Buffer Overflow in Tenda G1 and G3 routers with firmware version V15.11.0.17(9502)_CN allows remote attackers to execute arbitrary code via a crafted action/"IPMacBindIndex "request. This occurs because the "formIPMacBindDel" function directly passes the parameter "IPMacBindIndex" to strcpy without limit.
Published 2021-04-14 · Modified
9.8EPSS 0.028
CVE-2021-27707
Buffer Overflow in Tenda G1 and G3 routers with firmware v15.11.0.17(9502)_CN allows remote attackers to execute arbitrary code via a crafted action/"portMappingIndex "request. This occurs because the "formDelPortMapping" function directly passes the parameter "portMappingIndex" to strcpy without limit.
Published 2021-04-14 · Modified
9.8EPSS 0.028
CVE-2025-70802
Tenda G1V3.1si V16.01.7.8 Firmware V16.01.7.8 was discovered to contain a hardcoded password vulnerability in /etc_ro/shadow, which allows attackers to log in as root.
Published 2026-03-10 · Analyzed
8.4EPSS 0.002
CVE-2025-8980
Tenda G1 Firmware Update check_upload_file data authenticity
Published 2025-08-14 · Analyzed
6.8EPSS 0.004