High severity · published Sep 28, 2025
CVE-2025-11117
Tenda CH22 GstDhcpSetSer formWrlExtraGet buffer overflow
8.8
CVSS
0.8%
EPSS
No
On KEV
Description
A vulnerability was determined in Tenda CH22 1.0.0.1. This vulnerability affects the function formWrlExtraGet of the file /goform/GstDhcpSetSer. This manipulation of the argument dips causes buffer overflow. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized.
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)0.8% · higher than 57% 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-2025-11117
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-11117
Exploit
https://github.com/zhaoyinshan/CVE/issues/2
Permissions Required
https://vuldb.com/?ctiid.326198
Third Party Advisory
https://vuldb.com/?id.326198
Third Party Advisory
https://vuldb.com/?submit.662927
Product
https://www.tenda.com.cn/
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