Improper Access Control in Nextcloud Deck by Nextcloud
CVE-2020-8182

8HIGH

Key Information:

Vendor

Nextcloud
Status
Nextcloud Deck
Vendor
CVE Published:
5 October 2020

What is CVE-2020-8182?

An improper access control flaw in Nextcloud Deck 0.8.0 enables malicious users to reshare boards that were originally shared with them, granting themselves more permissions than intended. This vulnerability poses a risk of data exposure and unauthorized manipulation of collaborative boards, potentially compromising the integrity of shared information.

Affected Version(s)

Nextcloud Deck Fixed in 0.8.1

References

https://hackerone.com/reports/827816
x_refsource_MISC
https://nextcloud.com/security/advisory/?id=NC-SA-2020-025
x_refsource_MISC

CVSS V3.1

Score:
8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2020-8182 : Improper Access Control in Nextcloud Deck by Nextcloud