Out-of-bounds write in Huawei products - CVE-2020-36602

Vulnerability identifier: #VU66901

CSH Severity: Low

CVSSv4.0: CVSS:4.0/AV:P/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2020-36602

CWE-ID: CWE-787

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
576up005 HOTA-CM-H-Shark-BD
577HOTA-CM-H-Shark-BD
586-HOTA-CM-H-Shark-BD
588-HOTA-CM-H-Shark-BD
606-HOTA-CM-H-Shark-BD
BI-ACC-REPORT
CM-H-Shark-BD
581up-HOTA-CM-H-Shark-BD

Software vendor:
Huawei

The vulnerability allows a local attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input. An attacker with physical access can send a specially crafted message, trigger out-of-bounds write and execute arbitrary code on the target system.

Install updates from vendor's website.

• https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20220826-01-outofboundread-en