Cybozu Garoon 4.6.0/5.9.2 Message/Bulletin Privilege Escalation

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.
5.3	$0-$5k	0.00

A vulnerability was found in Cybozu Garoon 4.6.0/5.9.2 (Groupware Software). It has been rated as critical. Affected by this issue is an unknown functionality of the component Message/Bulletin. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Operation restriction bypass vulnerability in Message and Bulletin of Cybozu Garoon 4.6.0 to 5.9.2 allows a remote authenticated attacker to alter the data of Message and/or Bulletin.

The weakness was released 05/23/2023. The advisory is available at cs.cybozu.co.jp. This vulnerability is handled as CVE-2023-27304 since 03/15/2023. The technical details are unknown and an exploit is not available.

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

Productinfo

Type

Groupware Software

Vendor

Cybozu

Name

Garoon

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.3

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

NVD Base Score: 4.3
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: 🔍

Exploitinginfo

Class: Privilege Escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/15/2023 🔍
05/23/2023 +68 days 🔍
05/23/2023 +0 days 🔍
06/16/2023 +24 days 🔍

Sourcesinfo

Vendor: cybozu-global.com

Advisory: cs.cybozu.co.jp
Status: Confirmed

CVE: CVE-2023-27304 (🔍)

Entryinfo

Created: 05/23/2023 07:37 AM
Updated: 06/16/2023 09:51 AM
Changes: 05/23/2023 07:37 AM (37), 06/16/2023 09:51 AM (11)
Complete: 🔍
Cache ID: 18:91F:40