CVE-2021-45997

HIGH

Tenda routers G1-G3 v15.11.0.17 - Buffer Overflow

Title source: llm
STIX 2.1

Description

Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a stack overflow in the function formSetPortMapping. This vulnerability allows attackers to cause a Denial of Service (DoS) via the portMappingServer, portMappingProtocol, portMappingWan, porMappingtInternal, and portMappingExternal parameters.

References (1)

Core 1
Core References
Broken Link, Third Party Advisory x_refsource_misc
https://github.com/pjqwudi/my_vuln/blob/main/Tenda/vuln_11/11.md

Scores

CVSS v3 7.5
EPSS 0.0105
EPSS Percentile 60.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-787
Status published
Products (2)
tendacn/g1_firmware 15.11.0.17\(9502\)_cn
tendacn/g3_firmware 15.11.0.17\(9502\)_cn
Published Feb 04, 2022
Tracked Since Feb 18, 2026