Tenda CH22 1.0.0.1 /goform/CertListInfo formCertListInfo Name buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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8.0$0-$5k1.55

Summaryinfo

A vulnerability was found in Tenda CH22 1.0.0.1. It has been classified as critical. Affected is the function formCertListInfo of the file /goform/CertListInfo. This manipulation of the argument Name causes buffer overflow. This vulnerability appears as CVE-2026-15543. The attack may be initiated remotely. In addition, an exploit is available.

Detailsinfo

A vulnerability classified as critical was found in Tenda CH22 1.0.0.1. Affected by this vulnerability is the function formCertListInfo of the file /goform/CertListInfo. The manipulation of the argument name with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared at candle-throne-f75.notion.site. This vulnerability is known as CVE-2026-15543. The exploitation appears to be easy. The attack can be launched remotely. Technical details and also a public exploit are known.

It is possible to download the exploit at candle-throne-f75.notion.site. 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.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.0

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

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: 🔒
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

07/12/2026 Advisory disclosed
07/12/2026 +0 days VulDB entry created
07/12/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: tenda.com.cn

Advisory: candle-throne-f75.notion.site
Status: Not defined

CVE: CVE-2026-15543 (🔒)
GCVE (CVE): GCVE-0-2026-15543
GCVE (VulDB): GCVE-100-377893
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/12/2026 20:19
Changes: 07/12/2026 20:19 (57)
Complete: 🔍
Submitter: ysnysn0121
Cache ID: 216::103

Submitinfo

Accepted

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