CVE-2021-45993

Name of the Vulnerable Software and Affected Versions Tenda routers G1 and G3 version 15.11.0.17(9502) CN

Description A stack overflow was discovered in the function formIPMacBindModify, allowing attackers to cause a Denial of Service (DoS) via the IPMacBindRuleIP and IPMacBindRuleMac parameters.

Recommendations For Tenda routers G1 and G3 version 15.11.0.17(9502) CN, consider disabling the formIPMacBindModify function as a temporary workaround until a patch is available. Restrict access to the IPMacBindRuleIP and IPMacBindRuleMac parameters to minimize the risk of exploitation.