Cybozu Garoon up to 3.7.5/4.0.3 code injection

HistoryDiffrelatejsonxmlCTI

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.
5.5	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Cybozu Garoon up to 3.7.5/4.0.3. Affected by this vulnerability is an unknown functionality. The manipulation leads to code injection. This vulnerability is listed as CVE-2015-5646. There is no available exploit.

Detailsinfo

A vulnerability was found in Cybozu Garoon up to 3.7.5/4.0.3 (Groupware Software). It has been rated as problematic. This issue affects some unknown functionality. The manipulation with an unknown input leads to a code injection vulnerability. Using CWE to declare the problem leads to CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Cybozu Garoon 3.x through 3.7.5 and 4.x through 4.0.3 allows remote authenticated users to execute arbitrary PHP code via unspecified vectors, aka CyVDB-863 and CyVDB-867.

The weakness was presented 10/12/2015 as CyVDB-863 / CyVDB-867 as confirmed advisory (Website). The advisory is shared at support.cybozu.com. The identification of this vulnerability is CVE-2015-5646 since 07/24/2015. The attack may be initiated remotely. A simple authentication is required for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059 for this issue.

The vulnerability is also documented in the vulnerability database at X-Force (107028). See VDB-78354 for similar entry. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Groupware Software

Vendor

Cybozu

Name

Garoon

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: 6.3
VulDB Meta Temp Score: 5.5

VulDB Base Score: 6.3
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/24/2015 🔍
10/12/2015 +80 days 🔍
10/12/2015 +0 days 🔍
10/13/2015 +1 days 🔍
01/31/2018 +841 days 🔍

Sourcesinfo

Vendor: cybozu-global.com

Advisory: CyVDB-863 / CyVDB-867
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-5646 (🔍)
GCVE (CVE): GCVE-0-2015-5646
GCVE (VulDB): GCVE-100-78353
X-Force: 107028 - Cybozu Garoon code execution

See also: 🔍

Entryinfo

Created: 10/13/2015 10:12
Updated: 01/31/2018 07:57
Changes: 10/13/2015 10:12 (46), 01/31/2018 07:57 (8)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.