Buffer overflow in Tenda Tx9

CVE-2024-4112

A vulnerability classified as critical has been found in Tenda TX9 22.03.02.10. This affects the function sub_42CB94 of the file /goform/SetVirtualServerCfg. The manipulation of the argument list leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-261855. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Vulnerability class: Buffer Overflow

EPSS: 0.017 (74.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
  • cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry, Third Party Advisory)
  • cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
  • cna@vuldb.com (exploit, Broken Link)

Frequently asked questions

What is CVE-2024-4112?
CVE-2024-4112 is a high-severity vulnerability in Tenda Tx9, classified under Stack-based Buffer Overflow. CVSS score: 8.8/10. Published 2024-04-24.
How severe is CVE-2024-4112?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2024-4112 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.