Denial of service in Huawei E6878-370 and E6878-870



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-9111
CWE-ID CWE-20
Exploitation vector Local network
Public exploit N/A
Vulnerable software
 Huawei E6878-370
Hardware solutions / Routers & switches, VoIP, GSM, etc

Huawei E6878-870
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor Huawei

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Input validation error

EUVDB-ID: #VU47655

Risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-9111

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to the affected system does not properly check some events. A remote administrator on the local network can launch the events continually and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Huawei E6878-370: 10.0.3.1(H557SP27C233) - 10.0.3.1(H563SP21C233)

Huawei E6878-870: 10.0.3.1(H557SP27C233) - 10.0.3.1(H563SP11C233)

CPE2.3 External links

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20201014-02-dos-en


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user 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 device 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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