Synology-SA-18:16 Calendar

Publish Time: 2018-03-29 12:52:19 UTC+8

Last Updated: 2018-06-14 19:36:31 UTC+8

Severity
Moderate
Status
Resolved

Abstract

A vulnerability allows remote authenticated users to create arbitrary events via a susceptible version of Calendar.

Affected Products

Product Severity Fixed Release Availability
Calendar Moderate Upgrade to 2.1.2-0511 or above.

Mitigation

None

Detail

  • CVE-2018-8927
    • Severity: Moderate
    • CVSS3 Base Score: 5.4
    • CVSS3 Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
    • Improper authorization vulnerability in SYNO.Cal.Event in Calendar before 2.1.2-0511 allows remote authenticated users to create arbitrary events via the (1) cal_id or (2) original_cal_id parameter.

Acknowledgement

Taien Wang (https://www.linkedin.com/in/taienwang/)

Revision

Revision Date Description
1 2018-03-29 Initial public release.
2 2018-06-14 Disclosed vulnerability details.