PT-2018-18713 · Synology · Synology Calendar

Muhammad Junaid Abdullah + 1 · Published 2018-05-10 · Updated 2019-10-09 · CVE-2018-8915

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

Name of the Vulnerable Software and Affected Versions Synology Calendar versions prior to 2.1.1-0502

Description A cross-site scripting (XSS) issue exists, allowing remote authenticated users to inject arbitrary web script or HTML via the title parameter. This could potentially lead to unauthorized actions on the affected system.

Recommendations For versions prior to 2.1.1-0502, update to version 2.1.1-0502 or later to resolve the issue. As a temporary workaround, consider restricting access to the Notification Center in Synology Calendar until the update is applied. Avoid using the title parameter in the affected functionality until the issue is resolved.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2018-8915

Affected Products

Synology Calendar

References · 3

• https://synology.com/en-global/support/security/Synology_SA_18_06 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-8915 · Security Note
• https://osv.dev/vulnerability/CVE-2018-8915 · Vendor Advisory