What is the CVSS score of CVE-2022-29797?

CVE-2022-29797 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.8%.

Cv81 Wdm Firmware CVE-2022-29797

CRITICAL

Classic Buffer Overflow (CWE-120)

2022-06-13 psirt@huawei.com

Privilege Escalation Buffer Overflow Cv81 Wdm Firmware

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jun 13, 2022 - 19:15 nvd

CRITICAL 9.8

DescriptionNVD

There is a buffer overflow vulnerability in CV81-WDM FW 01.70.49.29.46. Successful exploitation of this vulnerability may lead to privilege escalation.

AnalysisAI

There is a buffer overflow vulnerability in CV81-WDM FW 01.70.49.29.46. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, 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 CV81-WDM FW 01.70.49.29.46. Successful exploitation of this vulnerability may lead to privilege escalation. Affected products include: Huawei Cv81-Wdm 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.