VulnerabilityModified

CVE-2022-40105

Tenda i9 v1.0.0.8(3828) was discovered to contain a buffer overflow via the formWifiMacFilterGet function.

HIGH 7.5EPSS 0.80%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.80%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Tenda i9 v1.0.0.8(3828) was discovered to contain a buffer overflow via the formWifiMacFilterGet function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted string.

CVSS 3.1: 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.80% probability · 55th percentile
CISA KEV: Not listed
Weakness: CWE-787
Affected: tenda/i9 firmware
Source: cve@mitre.org

References

https://github.com/splashsc/IOT_Vulnerability_Discovery/blob/main/Tenda/Tenda_i9/buffer_overflow_formWifiMacFilterGet.mdBroken Link
https://github.com/splashsc/IOT_Vulnerability_Discovery/blob/main/Tenda/Tenda_i9/buffer_overflow_formWifiMacFilterGet.mdBroken Link

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.