Denial of service in Some Huawei Products



Published: 2021-02-11
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-22312
CWE-ID CWE-401
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Huawei IPS Module
Server applications / IDS/IPS systems, Firewalls and proxy servers

Huawei NGFW Module
Server applications / Other server solutions

Huawei Secospace USG6300
Server applications / Server solutions for antivurus protection

Huawei Secospace USG6500
Server applications / Server solutions for antivurus protection

Huawei Secospace USG6600
Server applications / Server solutions for antivurus protection

USG9500
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor Huawei

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Memory leak

EUVDB-ID: #VU50647

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-22312

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform DoS attack on the target system.

The vulnerability exists due memory leak. A remote authenticated attacker can force the application to leak memory and perform denial of service attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Huawei IPS Module: V500R005C00SPC100 - V500R005C00SPC200

Huawei NGFW Module: V500R005C00SPC100 - V500R005C00SPC200

Huawei Secospace USG6300: V500R001C30SPC200 - V500R005C00SPC200

Huawei Secospace USG6500: V500R001C30SPC200 - V500R005C00SPC200

Huawei Secospace USG6600: V500R001C30SPC200 - V500R005C00SPC200

USG9500: V500R001C30SPC200 - V500R005C00SPC200

External links

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210210-01-memoryleak-en


Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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



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