Multiple vulnerabilities in Western Digital My Cloud Home and Duo



Risk Medium
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2024-41110
CVE-2022-3109
CVE-2023-4911
CWE-ID CWE-863
CWE-476
CWE-119
Exploitation vector Network
Public exploit Vulnerability #3 is being exploited in the wild.
Vulnerable software
 My Cloud Home Duo
Client/Desktop applications / Other client software

My Cloud Home
Client/Desktop applications / Other client software

Vendor Western Digital

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Incorrect authorization

EUVDB-ID: #VU94762

Risk: Medium

CVSSv4.0: 7.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/U:Green]

CVE-ID: CVE-2024-41110

CWE-ID: CWE-863 - Incorrect Authorization

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to AuthZ zero length regression. A remote user can bypass authentication and gain elevated privileges.

Mitigation

Install update from vendor's website.

Vulnerable software versions

My Cloud Home Duo: All versions

My Cloud Home: All versions

CPE2.3 External links

https://www.westerndigital.com/support/product-security/wdc-25002-western-digital-my-cloud-home-and-duo-firmware-9-8-0-102


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) NULL pointer dereference

EUVDB-ID: #VU70598

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-3109

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

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

The vulnerability exists due to a NULL pointer dereference error within the vp3_decode_frame() function in libavcodec/vp3.c in FFmpeg. A remote attacker can perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

My Cloud Home Duo: All versions

My Cloud Home: All versions

CPE2.3 External links

https://www.westerndigital.com/support/product-security/wdc-25002-western-digital-my-cloud-home-and-duo-firmware-9-8-0-102


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Buffer overflow

EUVDB-ID: #VU81437

Risk: Low

CVSSv4.0: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Clear]

CVE-ID: CVE-2023-4911

CWE-ID: CWE-119 - Memory corruption

Exploit availability: Yes

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to insufficient validation of GLIBC_TUNABLES environment variable. A local user can trigger memory corruption and execute arbitrary code with elevated privileges.

Mitigation

Install update from vendor's website.

Vulnerable software versions

My Cloud Home Duo: All versions

My Cloud Home: All versions

CPE2.3 External links

https://www.westerndigital.com/support/product-security/wdc-25002-western-digital-my-cloud-home-and-duo-firmware-9-8-0-102


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.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.



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