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A vulnerability was found in Tenda FH1201 1.2.0.14(408). It has been declared as critical. Affected by this vulnerability is the function fromPptpUserAdd of the file /goform/PPTPDClient. The manipulation of the argument modino/username leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

In Tenda FH1201 1.2.0.14(408) wurde eine kritische Schwachstelle ausgemacht. Hierbei betrifft es die Funktion fromPptpUserAdd der Datei /goform/PPTPDClient. Durch Beeinflussen des Arguments modino/username mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Umgesetzt werden kann der Angriff über das Netzwerk. Der Exploit steht zur öffentlichen Verfügung.

PUBLISHED Reserved 2025-07-12 | Published 2025-07-13 | Updated 2025-07-14 | 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

1.2.0.14(408)
affected

Timeline

2025-07-12:Advisory disclosed
2025-07-12:VulDB entry created
2025-07-12:VulDB entry last update

Credits

panda_0xf1 (VulDB User) reporter

References

github.com/...ob/main/tenda/fh1201/fromPptpUserAdd_modino.md exploit

github.com/...ob/main/tenda/fh1201/fromPptpUserAdd_modino.md exploit

vuldb.com/?id.316249 (VDB-316249 | Tenda FH1201 PPTPDClient fromPptpUserAdd stack-based overflow) vdb-entry technical-description

vuldb.com/?ctiid.316249 (VDB-316249 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.614975 (Submit #614975 | Tenda FH1201 V1.2.0.14(408) Buffer Overflow) third-party-advisory

vuldb.com/?submit.614976 (Submit #614976 | Tenda FH1201 V1.2.0.14(408) Buffer Overflow (Duplicate)) third-party-advisory

github.com/...ob/main/tenda/fh1201/fromPptpUserAdd_modino.md related

github.com/...ob/main/tenda/fh1201/fromPptpUserAdd_modino.md exploit

www.tenda.com.cn/ product

cve.org (CVE-2025-7551)

nvd.nist.gov (CVE-2025-7551)

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