CVE-2021-22411 Information

Description

There is an out-of-bounds write vulnerability in some Huawei products. The code of a module have a bad judgment logic. Attackers can exploit this vulnerability by performing multiple abnormal activities to trigger the bad logic and cause out-of-bounds write. This may compromise the normal service of the module.Affected product versions include: NGFW Module versions V500R005C00SPC100V500R005C00SPC200;Secospace USG6300 versions V500R001C30SPC200V500R001C30SPC600V500R001C60SPC500V500R005C00SPC100V500R005C00SPC200;Secospace USG6500 versions V500R001C30SPC200V500R001C30SPC600V500R001C60SPC500V500R005C00SPC100V500R005C00SPC200;Secospace USG6600 versions V500R001C30SPC200V500R001C30SPC600V500R001C60SPC500V500R005C00SPC100V500R005C00SPC200;USG9500 versions V500R001C60SPC500V500R005C00SPC100V500R005C00SPC200.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Reference

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210506-02-outofbounds-en

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5