Tenda W6 httpd wifiSSIDset formwrlSSIDset stack-based overflow
CVE-2024-0995

9.8CRITICAL

Key Information:

Vendor
Tenda
Status
W6
Vendor
CVE Published:
29 January 2024

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A stack-based buffer overflow vulnerability exists in the Tenda W6 router's function formwrlSSIDset located in the /goform/wifiSSIDset file, exposed through the httpd component. Manipulation of the argument index triggers this security flaw, allowing remote attackers to execute unauthorized actions. The exploit has been publicly disclosed and poses a significant risk, as no response from Tenda was received when informed about this critical issue. Users of affected versions are advised to take immediate steps to mitigate potential risks associated with this vulnerability.

Affected Version(s)

W6 1.0.0.9(4122)

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2024-0995 - Proof of Concept

References

https://vuldb.com/?id.252260
vdb-entrytechnical-description
https://vuldb.com/?ctiid.252260
signaturepermissions-required
https://jylsec.notion.site/Tenda-w6-has-stack-buffer-over...
exploit

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

jylsec (VulDB User)
.