Stack Overflow Vulnerability in Tenda Routers G1 and G3
CVE-2021-45993

7.5HIGH

Key Information:

Vendor

Tenda
Status
G1 Firmware
Vendor
CVE Published:
4 February 2022

What is CVE-2021-45993?

Tenda routers G1 and G3, specifically version v15.11.0.17(9502)_CN, have a stack overflow vulnerability in the formIPMacBindModify function. This issue can be exploited by attackers to execute a Denial of Service (DoS) attack through the manipulation of the IPMacBindRuleIP and IPMacBindRuleMac parameters. As a result, legitimate users may experience service disruptions.

References

https://github.com/pjqwudi/my_vuln/blob/main/Tenda/vuln_1...
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2021-45993 : Stack Overflow Vulnerability in Tenda Routers G1 and G3