Stack-based Buffer Overflow in Tenda AX1803 Router
CVE-2024-4236

8.8HIGH

Key Information:

Vendor

Tenda
Status
Ax1803 Firmware
Vendor
CVE Published:
26 April 2024

What is CVE-2024-4236?

A critical vulnerability has been identified in the Tenda AX1803 router, specifically within the SetDDNSCfg function located at /goform/SetDDNSCfg. This vulnerability allows unauthorized manipulation of the parameters serverName, ddnsUser, ddnsPwd, and ddnsDomain, leading to a stack-based buffer overflow. Attackers can exploit this flaw remotely, posing a significant risk to users' network security. Despite early notifications, Tenda has not responded regarding this severe issue. Users are urged to evaluate their current security measures and consider updating or mitigating the risk associated with this vulnerability to protect against potential exploitation.

References

https://vuldb.com/?id.262127
https://vuldb.com/?ctiid.262127
https://vuldb.com/?submit.319230

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

  • Vulnerability published

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