High severity · published Nov 17, 2025
CVE-2025-13288
Tenda CH22 PPTPUserSetting fromPptpUserSetting buffer overflow
8.8
CVSS
1%
EPSS
No
On KEV
Description
A security vulnerability has been detected in Tenda CH22 1.0.0.1. This impacts the function fromPptpUserSetting of the file /goform/PPTPUserSetting. The manipulation of the argument delno leads to buffer overflow. The attack is possible to be carried out remotely. The exploit has been disclosed publicly 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)1.0% · higher than 61% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CH
CH22 · Tenda
1.0.0.1 · source: vendor
CF
Ch22 Firmware · Tenda
1.0.0.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-13288
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-13288
Exploit
https://github.com/yyyy1g/CVE/issues/1
Permissions Required
https://vuldb.com/?ctiid.332628
Third Party Advisory
https://vuldb.com/?id.332628
Third Party Advisory
https://vuldb.com/?submit.691594
Product
https://www.tenda.com.cn/
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