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Description

A security vulnerability has been detected in Tenda F456 1.0.0.5. This impacts the function fromPPTPUserSetting of the file /goform/PPTPUserSetting of the component httpd. Such manipulation of the argument delno leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed publicly and may be used.

PUBLISHED Reserved 2026-04-26 | Published 2026-04-27 | Updated 2026-04-27 | 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

Buffer Overflow

Memory Corruption

Product status

1.0.0.5
affected

Timeline

2026-04-26:Advisory disclosed
2026-04-26:VulDB entry created
2026-04-26:VulDB entry last update

Credits

LtzHust (VulDB User) reporter

References

vuldb.com/vuln/359655 (VDB-359655 | Tenda F456 httpd PPTPUserSetting fromPPTPUserSetting buffer overflow) vdb-entry technical-description

vuldb.com/vuln/359655/cti (VDB-359655 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/submit/798463 (Submit #798463 | Tenda F456 v1.0.0.5 Stack-based Buffer Overflow) third-party-advisory

github.com/...eng/vuldb_new/blob/main/F456/vul_132/README.md exploit

www.tenda.com.cn/ product

cve.org (CVE-2026-7080)

nvd.nist.gov (CVE-2026-7080)

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