PT-2021-15022 · Huawei · Cloudengine 7800+4

Published 2021-03-24 · Updated 2021-05-08 · CVE-2021-22393

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: CloudEngine 5800 (affected versions not specified) CloudEngine 6800 (affected versions not specified) CloudEngine 7800 (affected versions not specified) CloudEngine 12800 (affected versions not specified)

Description: The issue is related to a denial of service vulnerability. It is caused by a module design weakness that prevents the affected product from handling certain messages. Attackers can exploit this by sending a large amount of specific messages, leading to a denial of service that compromises normal service.

Recommendations: For CloudEngine 5800, restrict access to the vulnerable module to minimize the risk of exploitation. For CloudEngine 6800, consider disabling the vulnerable function until a patch is available. For CloudEngine 7800, avoid using the vulnerable parameters in the affected API endpoints until the issue is resolved. For CloudEngine 12800, as a temporary workaround, consider restricting the use of the vulnerable component until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Related Identifiers

CVE-2021-22393

Affected Products

Cloudengine 12800

Cloudengine 5800

Cloudengine 6800

Cloudengine 7800

Huawei Vrp

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2021-22393 · Security Note
• https://huawei.com/en/psirt/security-advisories/huawei-sa-20210324-01-dos-en · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-22393 · Vendor Advisory
• https://t.me/cvenotify/13853 · Telegram Post