Tenda CH22 1.0.0.1 /goform/VirtualSer fromVirtualSer page buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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8.9$0-$5k0.29

Summaryinfo

A vulnerability described as critical has been identified in Tenda CH22 1.0.0.1. This affects the function fromVirtualSer of the file /goform/VirtualSer. Such manipulation of the argument page leads to buffer overflow. This vulnerability is documented as CVE-2025-12265. The attack can be executed remotely. Additionally, an exploit exists.

Detailsinfo

A vulnerability was found in Tenda CH22 1.0.0.1 and classified as critical. Affected by this issue is the function fromVirtualSer of the file /goform/VirtualSer. The manipulation of the argument page with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2025-12265. The exploitation is known to be easy. The attack may be launched remotely. Technical details as well as a public exploit are known.

The exploit is available at github.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 9.1
VulDB Meta Temp Score: 8.9

VulDB Base Score: 8.8
VulDB Temp Score: 8.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔒

CNA Base Score: 8.8
CNA Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

10/26/2025 Advisory disclosed
10/26/2025 +0 days VulDB entry created
10/28/2025 +2 days VulDB entry last update

Sourcesinfo

Vendor: tenda.com.cn

Advisory: github.com
Status: Not defined

CVE: CVE-2025-12265 (🔒)
GCVE (CVE): GCVE-0-2025-12265
GCVE (VulDB): GCVE-100-329936
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 10/26/2025 06:55
Updated: 10/28/2025 08:48
Changes: 10/26/2025 06:55 (57), 10/27/2025 12:35 (31), 10/28/2025 08:48 (11)
Complete: 🔍
Submitter: hhsw34
Cache ID: 216:4F2:103

Submitinfo

Accepted

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