Vulnerability identifier: #VU58482

Vulnerability risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39999

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
eSE620X vESS
Hardware solutions / Firmware

Vendor: Huawei

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in DOPRA SSP products. A remote authenticated attacker can send a specially crafted message, trigger memory corruption and cause a denial of service condition on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

eSE620X vESS: V100R001C10SPC200 - V100R001C20SPC200

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External links
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20211201-01-buffer-en

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.