Stack-Based Buffer Overflow in Tenda i21 Router Model
CVE-2024-4495

8.8HIGH

Key Information:

Vendor

Tenda
Status
I21
Vendor
CVE Published:
5 May 2024

Badges

👾 Exploit Exists

What is CVE-2024-4495?

A critical vulnerability has been identified in the Tenda i21 router, specifically in the function 'formWifiMacFilterGet'. This vulnerability can be exploited by manipulating the argument index, which leads to a stack-based buffer overflow. This security flaw allows for remote attacks, posing a substantial risk to users' network integrity. Despite early disclosure attempts to the vendor, Tenda has not responded. As attackers may leverage this vulnerability, it is crucial for users of the affected version (1.0.0.14) to take immediate action to secure their devices and networks.

Affected Version(s)

i21 1.0.0.14(4656)

References

https://vuldb.com/?id.263084
vdb-entrytechnical-description
https://vuldb.com/?ctiid.263084
signaturepermissions-required
https://vuldb.com/?submit.323605
third-party-advisory

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

yhryhryhr_miemie (VulDB User)
.