Vulnerability CVE-2020-8235
Published: 2020-10-05

Description:
Missing access control in Nextcloud Deck 1.0.4 caused an insecure direct object reference allowing an attacker to view all attachments.

Type:

CWE-639

 (Authorization Bypass Through User-Controlled Key)

CVSS2 => (AV:N/AC:L/Au:S/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Nextcloud -> DECK 

 References:
https://hackerone.com/reports/916704
https://nextcloud.com/security/advisory/?id=NC-SA-2020-036
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