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High severity · published Jul 13, 2025
CVE-2025-7551
Tenda FH1201 PPTPDClient fromPptpUserAdd stack-based overflow
8.8
CVSS
1.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 69% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FH
FH1201 · Tenda
1.2.0.14(408) · source: vendor
FF
Fh1201 Firmware · Tenda
1.2.0.14(408) · source: NVD
Affected product
FH
FH1201
Tenda
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-7551
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-7551
Exploit
https://github.com/panda666-888/vuls/blob/main/tenda/fh1201/fromPptpUserAdd_modino.md
Exploit
https://github.com/panda666-888/vuls/blob/main/tenda/fh1201/fromPptpUserAdd_modino.md#poc
Permissions Required
https://vuldb.com/?ctiid.316249
Third Party Advisory
https://vuldb.com/?id.316249
Third Party Advisory
https://vuldb.com/?submit.614975
Third Party Advisory
https://vuldb.com/?submit.614976
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