PT-2022-3834 · Huawei · Huawei Cv81-Wdm

Published 2022-04-27 · Updated 2022-06-18 · CVE-2022-29797

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Huawei CV81-WDM FW version 01.70.49.29.46

Description The issue is caused by insufficient input validation, which can be exploited by a remote attacker using a specially crafted packet, potentially leading to a denial of service. Additionally, there is a buffer overflow vulnerability that may lead to privilege escalation.

Recommendations For Huawei CV81-WDM FW version 01.70.49.29.46, update to a version that addresses the buffer overflow vulnerability and ensures proper input validation to prevent exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Buffer Overflow

Weakness Enumeration

CWE-20

CWE-120

Related Identifiers

BDU:2022-04633

CVE-2022-29797

Affected Products

Huawei Cv81-Wdm

References · 6

• https://bdu.fstec.ru/vul/2022-04633 · Security Note
• https://huawei.com/en/psirt/security-advisories/huawei-sa-20220427-01-e9a493e2-en · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-29797 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-29797 · Security Note
• https://cybersecurity-help.cz/vdb/SB2022060103 · Note
• https://t.me/cvenotify/31518 · Telegram Post