VulnerabilityModified
CVE-2020-8182
Improper access control in Nextcloud Deck 0.8.0 allowed an attacker to reshare boards shared with them with more permissions than they had themselves.
HIGH 8.0EPSS 1.03%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.03%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Improper access control in Nextcloud Deck 0.8.0 allowed an attacker to reshare boards shared with them with more permissions than they had themselves.
- CVSS 3.1
- 8.0 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 1.03% probability · 62th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-284, CWE-281
- Affected
- nextcloud/deck
- Source
- support@hackerone.com
References
- https://hackerone.com/reports/827816Exploit, Third Party Advisory
- https://nextcloud.com/security/advisory/?id=NC-SA-2020-025Vendor Advisory
- https://hackerone.com/reports/827816Exploit, Third Party Advisory
- https://nextcloud.com/security/advisory/?id=NC-SA-2020-025Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.