CVE-2019-9949

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 commands might also be susceptible. Code can be executed because the "name" parameter passed to the cgi_unzip command is not sanitized.
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:westerndigital:my_cloud_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:westerndigital:my_cloud_mirror_gen2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud_mirror_gen2:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
cpe:2.3:o:westerndigital:my_cloud_ex2_ultra_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud_ex2_ultra:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
cpe:2.3:o:westerndigital:my_cloud_ex2100_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud_ex2100:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND
cpe:2.3:o:westerndigital:my_cloud_ex4100_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud_ex4100:-:*:*:*:*:*:*:*

Configuration 6 (hide)

AND
cpe:2.3:o:westerndigital:my_cloud_dl2100_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud_dl2100:-:*:*:*:*:*:*:*

Configuration 7 (hide)

AND
cpe:2.3:o:westerndigital:my_cloud_dl4100_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud_dl4100:-:*:*:*:*:*:*:*

Configuration 8 (hide)

AND
cpe:2.3:o:westerndigital:my_cloud_pr2100_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud_pr2100:-:*:*:*:*:*:*:*

Configuration 9 (hide)

AND
cpe:2.3:o:westerndigital:my_cloud_pr4100_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud_pr4100:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2019-05-23 14:29

Updated : 2023-12-10 12:59


NVD link : CVE-2019-9949

Mitre link : CVE-2019-9949

CVE.ORG link : CVE-2019-9949


JSON object : View

Products Affected

westerndigital

  • my_cloud_firmware
  • my_cloud_ex2100_firmware
  • my_cloud_dl4100_firmware
  • my_cloud_ex4100
  • my_cloud_mirror_gen2_firmware
  • my_cloud_mirror_gen2
  • my_cloud_pr4100
  • my_cloud_dl2100
  • my_cloud_dl2100_firmware
  • my_cloud_pr4100_firmware
  • my_cloud
  • my_cloud_dl4100
  • my_cloud_pr2100
  • my_cloud_ex4100_firmware
  • my_cloud_ex2_ultra_firmware
  • my_cloud_pr2100_firmware
  • my_cloud_ex2_ultra
  • my_cloud_ex2100
CWE
CWE-59

Improper Link Resolution Before File Access ('Link Following')