Critical severity · published Feb 20, 2020
CVE-2020-8990
Western Digital My Cloud Home before 3.6.0 and ibi before 3.6.0 allow Session Fixation
9.1
CVSS
1%
EPSS
No
On KEV
Description
Western Digital My Cloud Home before 3.6.0 and ibi before 3.6.0 allow Session Fixation.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 63% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IB
Ibi · Western Digital
before 3.6.0 · source: NVD
MC
MY Cloud Home · Western Digital
before 3.6.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-8990
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-8990
Patch
https://support.wdc.com/downloads.aspx?g=907&lang=en#downloads
Vendor Advisory
https://www.westerndigital.com/support/productsecurity/wdc-19013-my-cloud-home-and-ibi-session-invalidation-vulnerability