A bug in Nextcloud Server 14.0.4 could expose more data in reshared link shares than intended by the sharer.
Published 2020-02-04 20:15:14
Updated 2020-02-11 15:56:17
Source HackerOne
View at NVD,   CVE.org
Vulnerability category: BypassGain privilege

Exploit prediction scoring system (EPSS) score for CVE-2020-8121

0.08%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 33 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-8121

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
5.5
MEDIUM AV:N/AC:L/Au:S/C:P/I:P/A:N
8.0
4.9
NIST
8.1
HIGH CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
2.8
5.2
NIST

CWE ids for CVE-2020-8121

  • The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
    Assigned by: support@hackerone.com (Secondary)
  • The product exposes a resource to the wrong control sphere, providing unintended actors with inappropriate access to the resource.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2020-8121

Products affected by CVE-2020-8121

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