Denial of service in several Huawei Products



Published: 2021-01-04
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-1866
CWE-ID CWE-125
Exploitation vector Local network
Public exploit N/A
Vulnerable software
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Huawei NIP6800
Server applications / IDS/IPS systems, Firewalls and proxy servers

Huawei S12700
Hardware solutions / Routers for home users

Huawei S5700
Hardware solutions / Routers for home users

Huawei S2700
Hardware solutions / Routers & switches, VoIP, GSM, etc

Huawei S6700
Hardware solutions / Routers & switches, VoIP, GSM, etc

Huawei S7700
Hardware solutions / Routers & switches, VoIP, GSM, etc

Huawei S9700
Hardware solutions / Routers & switches, VoIP, GSM, etc

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

Huawei Secospace USG6600
Server applications / Server solutions for antivurus protection

Vendor Huawei

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Out-of-bounds read

EUVDB-ID: #VU49225

Risk: Low

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

CVE-ID: CVE-2020-1866

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

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

The vulnerability exists due to a boundary condition when parsing certain crafted DHCP messages. A remote attacker on the local network can trigger out-of-bounds read error and cause a denial of service condition on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Huawei NIP6800: V500R001C30 - V500R005C00

Huawei S12700: V200R008C00

Huawei S2700: V200R008C00

Huawei S5700: V200R008C00

Huawei S6700: V200R008C00

Huawei S7700: V200R008C00

Huawei S9700: V200R008C00

Huawei Secospace USG6600: V500R001C30SPC200 - V500R005C00

USG9500: V500R001C30SPC300 - V500R005C00

External links

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200122-09-eudemon-en


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

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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