CVE-2017-15891

medium

Description

Improper access control vulnerability in SYNO.Cal.EventBase in Synology Calendar before 2.0.1-0242 allows remote authenticated users to modify calendar event via unspecified vectors.

References

https://www.synology.com/en-global/support/security/Synology_SA_17_68_Calendar

Details

Source: Mitre, NVD

Published: 2017-12-08

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 4

Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N