Session Fixation in Western Digital My Cloud Home and ibi



Published: 2020-02-21
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-8990
CWE-ID CWE-384
Exploitation vector Network
Public exploit N/A
Vulnerable software
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My Cloud Home
Client/Desktop applications / Other client software

ibi
Client/Desktop applications / Multimedia software

Vendor Western Digital

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Session Fixation

EUVDB-ID: #VU25509

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-8990

CWE-ID: CWE-384 - Session Fixation

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to the web interface.

The vulnerability exists due to the session invalidation issue when the affected software fails to terminate all open sessions on a password reset, change or deletion of user account. A remote attacker can use the browser's back button to access web pages previously accessed by the victim.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

My Cloud Home: before 3.6.0

ibi: before 3.6.0


CPE2.3 External links

http://support.wdc.com/downloads.aspx?g=907&lang=en#downloads
http://www.westerndigital.com/support/productsecurity/wdc-19013-my-cloud-home-and-ibi-session-invalidation-vulnerability

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.



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