VDB-206699 · CVE-2022-33311 · GCVE-0-2022-33311

Cybozu Office up to 10.8.5 Address Book 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.
4.3	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Cybozu Office up to 10.8.5 and classified as critical. This impacts an unknown function of the component Address Book. The manipulation leads to access control. This vulnerability is traded as CVE-2022-33311. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Cybozu Office up to 10.8.5 (Office Suite Software) and classified as critical. This issue affects an unknown part of the component Address Book. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality. The summary by CVE is:

Browse restriction bypass vulnerability in Address Book of Cybozu Office 10.0.0 to 10.8.5 allows a remote authenticated attacker to obtain the data of Address Book via unspecified vectors.

The weakness was shared 08/18/2022. It is possible to read the advisory at cs.cybozu.co.jp. The identification of this vulnerability is CVE-2022-33311 since 06/17/2022. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 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.

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: 4.3
VulDB Meta Temp Score: 4.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
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: Access control
CWE: CWE-284 / CWE-266
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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/17/2022 🔍
08/18/2022 +62 days 🔍
08/18/2022 +0 days 🔍
09/18/2022 +31 days 🔍

Sourcesinfo

Vendor: cybozu-global.com

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

CVE: CVE-2022-33311 (🔍)
GCVE (CVE): GCVE-0-2022-33311
GCVE (VulDB): GCVE-100-206699

Entryinfo

Created: 08/18/2022 14:50
Updated: 09/18/2022 08:17
Changes: 08/18/2022 14:50 (39), 09/18/2022 08:17 (9)
Complete: 🔍
Cache ID: 216::103