Tenda i9 httpd setcfm formSetCfm stack-based overflow
CVE-2024-0996

9.8CRITICAL

Key Information:

Vendor
Tenda
Status
i9
Vendor
CVE Published:
29 January 2024

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A significant vulnerability has been identified in Tenda's Tenda i9 model version 1.0.0.9(4122), specifically within the formSetCfm function located in the /goform/setcfm file of the httpd component. This vulnerability arises from a stack-based buffer overflow triggered by manipulation of the argument funcpara1. The flaw allows for remote exploitation, posing a serious risk to users. Despite prior disclosure of this vulnerability to the vendor, there has been no response, emphasizing the urgent need for awareness and mitigation strategies among affected users.

Affected Version(s)

i9 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-2024-0996 - Proof of Concept

References

https://vuldb.com/?id.252261
vdb-entrytechnical-description
https://vuldb.com/?ctiid.252261
signaturepermissions-required
https://jylsec.notion.site/Tenda-i9-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

Collectors

NVD DatabaseMitre Database1 Proof of Concept(s)

Credit

jylsec (VulDB User)
.