Improper validation of integrity check value in several Huawei products



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-1802
CWE-ID CWE-354
Exploitation vector Local
Public exploit N/A
Vulnerable software
 OSCA-550
Hardware solutions / Other hardware appliances

OSCA-550A
Hardware solutions / Other hardware appliances

OSCA-550AX
Hardware solutions / Other hardware appliances

OSCA-550X
Hardware solutions / Other hardware appliances

Vendor Huawei

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Improper validation of integrity check value

EUVDB-ID: #VU26733

Risk: Low

CVSSv4.0: 0.7 [CVSS:4.0/AV:P/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-1802

CWE-ID: CWE-354 - Improper Validation of Integrity Check Value

Exploit availability: No

Description

The vulnerability allows a local attacker to gain unauthorized access to the target device.

The vulnerability exists due to the affected device does not sufficiently validate the integrity of certain file in certain loading processes. An attacker with physical access can load a specially crafted file to the device through USB and gain access to the device. 

Mitigation

Install updates from vendor's website.

Vulnerable software versions

OSCA-550: 1.0.1.23(SP2)

OSCA-550A: 1.0.1.23(SP2)

OSCA-550AX: 1.0.1.23(SP2)

OSCA-550X: 1.0.1.23(SP2)

CPE2.3 External links

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200408-01-osca-en


Q & A

Can this vulnerability be exploited remotely?

No. The attacker should have physical access to the system in order to successfully 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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