CVE-2026-6137 | THREATINT

Description

A vulnerability was detected in Tenda F451 1.0.0.7_cn_svn7958. The affected element is the function fromAdvSetWan of the file /goform/AdvSetWan. The manipulation of the argument wanmode/PPPOEPassword results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used.

PUBLISHED Reserved 2026-04-12 | Published 2026-04-12 | Updated 2026-04-13 | Assigner VulDB

HIGH: 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

HIGH: 8.8CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

9.0AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

Problem types

Stack-based Buffer Overflow

Memory Corruption

Product status

1.0.0.7_cn_svn7958

affected

Timeline

2026-04-12:	Advisory disclosed
2026-04-12:	VulDB entry created
2026-04-12:	VulDB entry last update

Credits

Jxm666 (VulDB User) reporter

References

vuldb.com/vuln/357001 (VDB-357001 | Tenda F451 AdvSetWan fromAdvSetWan stack-based overflow) vdb-entry technical-description

vuldb.com/vuln/357001/cti (VDB-357001 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/submit/792881 (Submit #792881 | Tenda F451_kfw_V1.0.0.7_cn_svn7958 V1.0.0.7 Buffer Overflow) third-party-advisory

github.com/Jimi-Lab/cve/issues/22 exploit issue-tracking

www.tenda.com.cn/ product

cve.org (CVE-2026-6137)

nvd.nist.gov (CVE-2026-6137)

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