VDB-80987 · CVE-2015-7798 · OpenVAS 801056

Cybozu Office up to 10.3.0 cross site scripting

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.
6.1	$0-$5k	0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Cybozu Office up to 10.3.0. Impacted is an unknown function. The manipulation leads to cross site scripting. This vulnerability is uniquely identified as CVE-2015-7798. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Cybozu Office up to 10.3.0 (Office Suite Software) and classified as critical. This issue affects an unknown code. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is confidentiality, and integrity. The summary by CVE is:

Cross-site scripting (XSS) vulnerability in Cybozu Office 9.0.0 through 10.3.0 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors, a different vulnerability than CVE-2015-7795, CVE-2015-7796, CVE-2015-7797, CVE-2016-1149, and CVE-2016-1150.

The weakness was disclosed 02/17/2016 (Website). It is possible to read the advisory at cs.cybozu.co.jp. The identification of this vulnerability is CVE-2015-7798 since 10/09/2015. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

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

The entries VDB-80984, VDB-80985, VDB-80986 and VDB-80995 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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: 6.1
VulDB Meta Temp Score: 6.1

VulDB Base Score: 6.1
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
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: Cybozuo Office Multiple Vulnerabilities-02 Feb16
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

Timelineinfo

10/09/2015 🔍
02/16/2016 +130 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-2015-7798 (🔍)
GCVE (CVE): GCVE-0-2015-7798
GCVE (VulDB): GCVE-100-80987
See also: 🔍

Entryinfo

Created: 02/17/2016 09:23
Updated: 07/30/2018 08:03
Changes: 02/17/2016 09:23 (49), 07/30/2018 08:03 (12)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.