Tenda AC15 15.03.05.18 POST Parameter /goform/SetDDNSCfg ddnsEn stack-based overflow

Summaryinfo

A vulnerability was found in Tenda AC15 15.03.05.18. It has been rated as critical. This affects an unknown function of the file /goform/SetDDNSCfg of the component POST Parameter Handler. This manipulation of the argument ddnsEn causes stack-based overflow. This vulnerability appears as CVE-2025-11386. The attack may be initiated remotely. In addition, an exploit is available.

Detailsinfo

A vulnerability classified as critical was found in Tenda AC15 15.03.05.18. Affected by this vulnerability is an unknown function of the file /goform/SetDDNSCfg of the component POST Parameter Handler. The manipulation of the argument ddnsEn with an unknown input leads to a stack-based overflow vulnerability. The CWE definition for the vulnerability is CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared at github.com. This vulnerability is known as CVE-2025-11386. 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 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.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-32706). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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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: 8.8
VulDB Meta Temp Score: 8.4

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

CNA Base Score: 8.8
CNA Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / 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

10/06/2025 Advisory disclosed
10/06/2025 +0 days VulDB entry created
10/07/2025 +1 days VulDB entry last update

Sourcesinfo

Vendor: tenda.com.cn

Advisory: github.com
Status: Not defined

CVE: CVE-2025-11386 (🔒)
GCVE (CVE): GCVE-0-2025-11386
GCVE (VulDB): GCVE-100-327313
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 10/06/2025 21:32
Updated: 10/07/2025 14:10
Changes: 10/06/2025 21:32 (23), 10/06/2025 21:33 (34), 10/07/2025 13:29 (1), 10/07/2025 14:10 (31)
Complete: 🔍
Submitter: yhryhryhr_tu
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #664969: Tenda AC15 V15.03.05.18 Buffer Overflow (by yhryhryhr_tu)

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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