Tenda AC8 16.03.34.06_cn /goform/openSchedWifi schedStartTime/schedEndTime 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 has been found in Tenda AC8 16.03.34.06_cn and classified as critical. The affected element is an unknown function of the file /goform/openSchedWifi. The manipulation of the argument schedStartTime/schedEndTime leads to stack-based overflow. This vulnerability is uniquely identified as CVE-2023-40892. No exploit exists.

Detailsinfo

A vulnerability was found in Tenda AC8 16.03.34.06_cn and classified as critical. This issue affects an unknown part of the file /goform/openSchedWifi. The manipulation of the argument schedStartTime/schedEndTime with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to 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). Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Tenda AC8 v4 US_AC8V4.0si_V16.03.34.06_cn was discovered to contain a stack overflow via parameter schedStartTime and schedEndTime at /goform/openSchedWifi.

The weakness was disclosed 08/25/2023. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2023-40892 since 08/22/2023. Technical details of the vulnerability are known, but there is no available exploit.

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-2023-45431). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Version

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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

08/22/2023 🔍
08/25/2023 +3 days 🔍
08/25/2023 +0 days 🔍
01/30/2026 +889 days 🔍

Sourcesinfo

Vendor: tenda.com.cn

Advisory: github.com
Status: Not defined

CVE: CVE-2023-40892 (🔍)
GCVE (CVE): GCVE-0-2023-40892
GCVE (VulDB): GCVE-100-237947
EUVD: 🔍

Entryinfo

Created: 08/25/2023 07:08
Updated: 01/30/2026 02:05
Changes: 08/25/2023 07:08 (39), 09/20/2023 08:36 (11), 01/30/2026 02:05 (17)
Complete: 🔍
Cache ID: 216:F5E:103

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