#VU59870 Release of invalid pointer or reference in Huawei products - CVE-2021-40042
Published: January 20, 2022
Vulnerability identifier: #VU59870
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-40042
CWE-ID: CWE-763
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Huawei CloudEngine 12800
Huawei CloudEngine 5800
Huawei CloudEngine 6800
Huawei CloudEngine 7800
Huawei CloudEngine 12800
Huawei CloudEngine 5800
Huawei CloudEngine 6800
Huawei CloudEngine 7800
Software vendor:
Huawei
Huawei
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a release of invalid pointer in Huawei OptiX OSN 9800 U32 product. A remote authenticated attacker can send specially crafted messages and cause a denial of service condition in th target system.
Remediation
Install updates from vendor's website.