CVE-2026-7029

HIGH

Tenda F456 addressNat fromaddressNat buffer overflow

Title source: cna
STIX 2.1

Description

A weakness has been identified in Tenda F456 1.0.0.5. The impacted element is the function fromaddressNat of the file /goform/addressNat. Executing a manipulation of the argument menufacturer/Go can lead to buffer overflow. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks.

References (5)

Core 5
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-359609 | Tenda F456 addressNat fromaddressNat buffer overflow
https://vuldb.com/vuln/359609
Signature, Permissions Required signature permissions-required
VDB-359609 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/vuln/359609/cti
Third Party Advisory third-party-advisory
Submit #798450 | Tenda F456 v1.0.0.5 Stack-based Buffer Overflow
https://vuldb.com/submit/798450
Product product
https://www.tenda.com.cn/

Scores

CVSS v3 8.8
EPSS 0.0063
EPSS Percentile 45.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-119 CWE-120
Status published
Products (2)
Tenda/F456 1.0.0.5
tenda/f456_firmware 1.0.0.5
Published Apr 26, 2026
Tracked Since Apr 26, 2026