CVE-2019-18930

Published: Nov 13, 2019Modified: Jun 17, 2026

8.8

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 2.8 / Impact: 5.9

Source: NVD

Description

Western Digital My Cloud EX2 Ultra firmware 2.31.183 allows web users (including guest account) to remotely execute arbitrary code via a stack-based buffer overflow. There is no size verification logic in one of functions in libscheddl.so, and download_mgr.cgi makes it possible to enter large-sized f_idx inputs.

Affected (1)

Products: Western Digital: My Cloud Ex2 Ultra Firmware

Western Digital

1 product

My Cloud Ex2 Ultra Firmware

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Western Digital My Cloud Ex2 Ultra Firmware	Version 2.31.183

Running on/with	Platform Versions
Western Digital My Cloud Ex2 Ultra	All versions

Related CWEs

Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

References (4)

https://github.com/DelspoN/CVE/blob/master/CVE-2019-18930/description.txt

Source: cve@mitre.org

Third Party Advisory

https://github.com/DelspoN/CVE/tree/master/CVE-2019-18930

Source: cve@mitre.org

ExploitThird Party Advisory

https://github.com/DelspoN/CVE/blob/master/CVE-2019-18930/description.txt

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://github.com/DelspoN/CVE/tree/master/CVE-2019-18930

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitThird Party Advisory

Timeline

No history available yet.