Insecure DLL loading in Huawei HiSuite



Published: 2020-07-01
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-9100
CWE-ID CWE-427
Exploitation vector Local
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
Subscribe 		Huawei HiSuite
Mobile applications / Apps for mobile phones

Vendor Huawei

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Insecure DLL loading

EUVDB-ID: #VU29427

Risk: Low

CVSSv3.1: 6 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2020-9100

CWE-ID: CWE-427 - Uncontrolled Search Path Element

Exploit availability: No

Description

The vulnerability allows a local user to compromise vulnerable system.

The vulnerability exists due to the application loads DLL libraries in an insecure manner. A local administrator can place a specially crafted .dll file and execute arbitrary code on victim's system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Huawei HiSuite: before 10.1.0.500

CPE2.3 External links

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200701-01-dllhijacking-en

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to perform certain actions on the device.

The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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