CVE-2018-8927

CVSS V2 Medium 4 CVSS V3 Medium 6.5

Description

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.

Overview

CVE ID
CVE-2018-8927

Assigner
security@synology.com

Vulnerability Status
Modified

Published Version
2018-06-14T14:29:00

Last Modified Date
2021-05-12T14:15:10

Weakness Enumerations

CWE	URL
CWE-863	http://cwe.mitre.org/data/definitions/863.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:synology:calendar::::::::	1	OR		2.1.2-0511

CVSS Version 2

Version
2.0

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

Access Vector
NETWORK

Access Compatibility
LOW

Authentication
SINGLE

Confidentiality Impact
NONE

Integrity Impact
PARTIAL

Availability Impact
NONE

Base Score
4

Severity
MEDIUM

Exploitability Score
8

Impact Score
2.9

CVSS Version 3

Version
3.0

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

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
LOW

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
NONE

Availability Impact
NONE

Base Score
6.5

Base Severity
MEDIUM

Exploitability Score
2.8

Impact Score
3.6

References

Reference URL	Reference Tags
https://www.synology.com/en-global/support/security/Synology_SA_18_16	Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2018-8927
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8927

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 16:16:21				Added to TrackCVE
2022-12-03 08:06:00	2018-06-14T14:29Z	2018-06-14T14:29:00	CVE Published Date	updated
2022-12-03 08:06:00		2021-05-12T14:15:10	CVE Modified Date	updated
2022-12-03 08:06:00		Modified	Vulnerability Status	updated