Vulnerability Report

CVE-2018-8927

Title: Synology Calendar Broken Access Control

Other

Proof Of Concept

No public PoC currently indexed for CVE-2018-8927.

CWE Category CWE-863
Published Date Jun 14, 2018
Modified Date Jun 17, 2026
Exploit Status Not Found
Score 5.4 CVSS v3.0
Exploit Probability (EPSS)
0.91%

Vulnerability Summary

CVE-2018-8927: 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.

Impacted Vendors

K
karen_stevenson 1
S
synology 1

Reference Links

https://www.synology.com/en-global/support/security/Synology_SA_18_16 https://www.synology.com/en-global/support/security/Synology_SA_18_16
CVSS v3.0
Source Entity [email protected]
Severity MEDIUM
5.4
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
CVSS v3.0
Source Entity [email protected]
Severity MEDIUM
6.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
4.0
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:S/C:N/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2018-8927 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

Affected Stack

No specific products linked.