VDB-80989 · CVE-2015-8484 · OpenVAS 801056

Cybozu Office up to 10.3.0 Calendar View access control

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.9	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic has been found in Cybozu Office up to 10.3.0. The impacted element is an unknown function of the component Calendar View. This manipulation causes access control. The identification of this vulnerability is CVE-2015-8484. There is no exploit available.

Detailsinfo

A vulnerability was found in Cybozu Office up to 10.3.0 (Office Suite Software). It has been declared as critical. Affected by this vulnerability is some unknown processing of the component Calendar View. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Cybozu Office 9.9.0 through 10.3.0 allows remote authenticated users to bypass intended calendar-viewing restrictions via unspecified vectors, a different vulnerability than CVE-2015-8485, CVE-2015-8486, and CVE-2016-1152.

The weakness was shared 02/17/2016 (Website). The advisory is shared at cs.cybozu.co.jp. This vulnerability is known as CVE-2015-8484 since 12/06/2015. The attack can be launched remotely. Required for exploitation is a single authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entries VDB-80993, VDB-80992, VDB-80991 and VDB-80990 are related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Office Suite Software

Vendor

Cybozu

Name

Office

Version

License

commercial

Website

Vendor: https://cybozu-global.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

OpenVAS ID: 801056
OpenVAS Name: Cybozu Office Multiple Vulnerabilities-01 Feb16
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

Timelineinfo

12/06/2015 🔍
02/16/2016 +71 days 🔍
02/17/2016 +1 days 🔍
02/17/2016 +0 days 🔍
07/30/2018 +894 days 🔍

Sourcesinfo

Vendor: cybozu-global.com

Advisory: cs.cybozu.co.jp
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-8484 (🔍)
GCVE (CVE): GCVE-0-2015-8484
GCVE (VulDB): GCVE-100-80989
See also: 🔍

Entryinfo

Created: 02/17/2016 09:23
Updated: 07/30/2018 08:03
Changes: 02/17/2016 09:23 (57), 07/30/2018 08:03 (6)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.