Tenda AC18 fast_setting_wifi_set stack-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Tenda AC18. This impacts an unknown function of the file /goform/fast_setting_wifi_set. Performing a manipulation results in stack-based overflow. This vulnerability is reported as CVE-2022-40854. No exploit exists.

Detailsinfo

A vulnerability was found in Tenda AC18 (affected version unknown). It has been classified as critical. This affects an unknown functionality of the file /goform/fast_setting_wifi_set. The manipulation 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. The summary by CVE is:

Tenda AC18 router contained a stack overflow vulnerability in /goform/fast_setting_wifi_set

The weakness was disclosed 09/23/2022. It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2022-40854 since 09/19/2022. 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.

Statistical analysis made it clear that VulDB provides the best quality for 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

09/19/2022 🔍
09/23/2022 +4 days 🔍
09/23/2022 +0 days 🔍
05/23/2025 +972 days 🔍

Sourcesinfo

Vendor: tenda.com.cn

Advisory: github.com
Status: Not defined

CVE: CVE-2022-40854 (🔍)
GCVE (CVE): GCVE-0-2022-40854
GCVE (VulDB): GCVE-100-209427

Entryinfo

Created: 09/23/2022 20:10
Updated: 05/23/2025 00:47
Changes: 09/23/2022 20:10 (37), 10/23/2022 08:00 (11), 05/23/2025 00:47 (16)
Complete: 🔍
Cache ID: 216::103

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