Cybozu Office up to 10.8.4 Cabinet 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 (≈)
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CTI Interest Score
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4.7$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Cybozu Office up to 10.8.4. This issue affects some unknown processing of the component Cabinet. The manipulation results in access control. This vulnerability is cataloged as CVE-2021-20633. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Cybozu Office up to 10.8.4 (Office Suite Software). It has been classified as critical. Affected is an unknown part of the component Cabinet. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 03/18/2021. The advisory is shared for download at jvn.jp. This vulnerability is traded as CVE-2021-20633. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/17/2020 🔍
03/18/2021 +91 days 🔍
03/18/2021 +0 days 🔍
04/02/2021 +15 days 🔍

Sourcesinfo

Vendor: cybozu-global.com

Advisory: jvn.jp
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-20633 (🔍)
GCVE (CVE): GCVE-0-2021-20633
GCVE (VulDB): GCVE-100-171384

Entryinfo

Created: 03/18/2021 07:42
Updated: 04/02/2021 12:24
Changes: 03/18/2021 07:42 (39), 04/02/2021 12:18 (5), 04/02/2021 12:24 (18)
Complete: 🔍
Cache ID: 216::103

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