What is the CVSS score of CVE-2022-40106?

CVE-2022-40106 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.8%.

I9 Firmware CVE-2022-40106

HIGH

Out-of-bounds Write (CWE-787)

2022-09-23 cve@mitre.org

Memory Corruption Tenda Denial Of Service Buffer Overflow I9 Firmware

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Sep 23, 2022 - 19:15 nvd

HIGH 7.5

DescriptionNVD

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

AnalysisAI

Tenda i9 v1.0.0.8(3828) was discovered to contain a buffer overflow via the set_local_time function. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Out-of-bounds Write (CWE-787), which allows attackers to write data beyond allocated buffer boundaries leading to code execution or crashes. Tenda i9 v1.0.0.8(3828) was discovered to contain a buffer overflow via the set_local_time function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted string. Affected products include: Tenda I9 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate write boundaries, use memory-safe languages, enable compiler protections (ASLR, stack canaries).