What is the CVSS score of CVE-2022-39067?

CVE-2022-39067 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.6%.

Mf286R Firmware CVE-2022-39067

MEDIUM

Classic Buffer Overflow (CWE-120)

2022-11-22 psirt@zte.com.cn

Zte Denial Of Service Buffer Overflow Mf286R Firmware

6.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.5 MEDIUM

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Nov 22, 2022 - 17:15 nvd

MEDIUM 6.5

DescriptionNVD

There is a buffer overflow vulnerability in ZTE MF286R. Due to lack of input validation on parameters of the wifi interface, an authenticated attacker could use the vulnerability to perform a denial of service attack.

AnalysisAI

There is a buffer overflow vulnerability in ZTE MF286R. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. There is a buffer overflow vulnerability in ZTE MF286R. Due to lack of input validation on parameters of the wifi interface, an authenticated attacker could use the vulnerability to perform a denial of service attack. Affected products include: Zte Mf286R Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Always validate buffer sizes before copy operations. Use bounded functions (strncpy, snprintf). Enable compiler protections.