#VU60710 Improper Authentication in Western Digital products - CVE-2022-22990

Vulnerability identifier: #VU60710

Vulnerability risk: Low

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

CVE-ID: CVE-2022-22990

CWE-ID: CWE-287

Exploitation vector: Adjecent network

Exploit availability: No public exploit available

Vulnerable software:
My Cloud PR2100
My Cloud PR4100
My Cloud EX4100
My Cloud EX2 Ultra
My Cloud Mirror Gen 2
My Cloud DL2100
My Cloud DL4100
My Cloud EX2100
WD My Cloud
My Cloud
My Cloud OS 5

Software vendor:
Western Digital

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to incorrect string matching logic when accessing protected pages within the nasAdmin service. A remote attacker on the local network can bypass authentication process and gain unauthorized access to the application.

Install updates from vendor's website.

• https://www.westerndigital.com/support/product-security/wdc-22002-my-cloud-os5-firmware-5-19-117
• https://www.zerodayinitiative.com/advisories/ZDI-22-347/