Tenda AC21/AC23 16.03.08.16 GetParentControlInfo mac stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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9.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Tenda AC21 and AC23 16.03.08.16. It has been rated as critical. Affected by this vulnerability is the function GetParentControlInfo of the file /goform/GetParentControlInfo. Performing a manipulation of the argument mac results in stack-based overflow. This vulnerability was named CVE-2025-9605. The attack may be initiated remotely. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in Tenda AC21 and AC23 16.03.08.16. It has been classified as critical. This affects the function GetParentControlInfo of the file /goform/GetParentControlInfo. The manipulation of the argument mac with an unknown input leads to a stack-based overflow vulnerability. CWE is classifying the issue as 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). This is going to have an impact on confidentiality, integrity, and availability.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2025-9605. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details and a public exploit are known.

The exploit is shared for download 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.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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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: 9.8
VulDB Meta Temp Score: 9.4

VulDB Base Score: 9.8
VulDB Temp Score: 8.9
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 9.8
CNA Vector: 🔒

CVSSv2info

AVACAuCIA
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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

08/28/2025 Advisory disclosed
08/28/2025 +0 days VulDB entry created
08/29/2025 +1 days VulDB entry last update

Sourcesinfo

Vendor: tenda.com.cn

Advisory: github.com
Status: Not defined

CVE: CVE-2025-9605 (🔒)
GCVE (CVE): GCVE-0-2025-9605
GCVE (VulDB): GCVE-100-321783
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 08/28/2025 17:26
Updated: 08/29/2025 10:42
Changes: 08/28/2025 17:26 (54), 08/28/2025 17:27 (3), 08/29/2025 10:42 (31)
Complete: 🔍
Submitter: lxyilu
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #636545: Tenda Wi-Fi 5 Router AC21 AC21V1.0re_V16.03.08.16 Buffer Overflow (by lxyilu)

Duplicate

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