Tenda AC5/AC6/AC7/AC9/AC10/AC1206/FH1205 formSetSpeedWan speed_dir stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Tenda AC5, AC6, AC7, AC9, AC10, AC1206 and FH1205. Impacted is the function formSetSpeedWan. This manipulation of the argument speed_dir causes stack-based overflow. The identification of this vulnerability is CVE-2023-38936. There is no exploit available.

Detailsinfo

A vulnerability was found in Tenda AC5, AC6, AC7, AC9, AC10, AC1206 and FH1205. It has been declared as critical. Affected by this vulnerability is the function formSetSpeedWan. The manipulation of the argument speed_dir 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 summary by CVE is:

Tenda AC10 V1.0 V15.03.06.23, AC1206 V15.03.06.23, AC6 V2.0 V15.03.06.23, AC7 V1.0 V15.03.06.44, AC5 V1.0 V15.03.06.28, FH1203 V2.0.1.6, AC9 V3.0 V15.03.06.42_multi and FH1205 V2.0.0.7(775) were discovered to contain a stack overflow via the speed_dir parameter in the formSetSpeedWan function.

The weakness was shared 08/08/2023. The advisory is shared at github.com. This vulnerability is known as CVE-2023-38936 since 07/25/2023. Technical details are known, but no exploit is available.

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-2023-42696). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD 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: 🔍
Status: Not defined

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

07/25/2023 🔍
08/08/2023 +14 days 🔍
08/08/2023 +0 days 🔍
01/21/2026 +897 days 🔍

Sourcesinfo

Vendor: tenda.com.cn

Advisory: github.com
Status: Not defined

CVE: CVE-2023-38936 (🔍)
GCVE (CVE): GCVE-0-2023-38936
GCVE (VulDB): GCVE-100-236329
EUVD: 🔍

Entryinfo

Created: 08/08/2023 07:44
Updated: 01/21/2026 10:14
Changes: 08/08/2023 07:44 (38), 08/30/2023 18:52 (11), 01/21/2026 10:14 (17)
Complete: 🔍
Cache ID: 216::103

Submitinfo

Duplicate

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

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