CVE-2019-9949 — Link Following in MY Cloud Dl2100 Firmware

CWE-59 — Link Following2 documents2 sources
Severity
8.8HIGHNVD
EPSS
2.5%
top 14.74%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
9
Westerndigital MY Cloud Dl2100 FirmwareWesterndigital MY Cloud Dl4100 FirmwareWesterndigital MY Cloud Ex2100 Firmware+6 more
Timeline
PublishedMay 23
Latest updateMay 24

Description

Western Digital My Cloud Cloud, Mirror Gen2, EX2 Ultra, EX2100, EX4100, DL2100, DL4100, PR2100 and PR4100 before firmware 2.31.183 are affected by a code execution (as root, starting from a low-privilege user session) vulnerability. The cgi-bin/webfile_mgr.cgi file allows arbitrary file write by abusing symlinks. Specifically, this occurs by uploading a tar archive that contains a symbolic link, then uploading another archive that writes a file to the link using the "cgi_untar" command. Other co…

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages9 packages

🔴Vulnerability Details

1
GHSA
GHSA-qv94-w6rj-6f5p: Western Digital My Cloud Cloud, Mirror Gen2, EX2 Ultra, EX2100, EX4100, DL2100, DL4100, PR2100 and PR4100 before firmware 2↗2022-05-24
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