CVE-2026-6123

HIGH

Tenda F451 httpd addressNat fromAddressNat stack-based overflow

Title source: cna
STIX 2.1

Description

A vulnerability was found in Tenda F451 1.0.0.7. This affects the function fromAddressNat of the file /goform/addressNat of the component httpd. Performing a manipulation of the argument entrys results in stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made public and could be used.

References (6)

Core 6
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-356986 | Tenda F451 httpd addressNat fromAddressNat stack-based overflow
https://vuldb.com/vuln/356986
Signature, Permissions Required signature permissions-required
VDB-356986 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/vuln/356986/cti
Third Party Advisory third-party-advisory
Submit #792873 | Tenda F451_kfw_V1.0.0.7_cn_svn7958 V1.0.0.7 Buffer Overflow
https://vuldb.com/submit/792873
Third Party Advisory third-party-advisory
Submit #792879 | Tenda F451_kfw_V1.0.0.7_cn_svn7958 V1.0.0.7 Buffer Overflow (Duplicate)
https://vuldb.com/submit/792879
Exploit exploit issue-tracking
https://github.com/Jimi-Lab/cve/issues/15
Product product
https://www.tenda.com.cn/

Scores

CVSS v3 8.8
EPSS 0.0052
EPSS Percentile 39.7%
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-121
Status published
Products (2)
Tenda/F451 1.0.0.7
tenda/f451_firmware 1.0.0.7
Published Apr 12, 2026
Tracked Since Apr 12, 2026