Cybozu Remote Service 3.1.8 Management Screen pathname traversal

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Cybozu Remote Service 3.1.8. It has been declared as critical. This impacts an unknown function of the component Management Screen. Such manipulation leads to pathname traversal. This vulnerability is listed as CVE-2021-20796. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Cybozu Remote Service 3.1.8. Affected by this issue is some unknown processing of the component Management Screen. The manipulation with an unknown input leads to a pathname traversal vulnerability. Using CWE to declare the problem leads to CWE-21. Impacted is confidentiality, integrity, and availability.

The weakness was presented 10/13/2021. The advisory is available at jvn.jp. This vulnerability is handled as CVE-2021-20796 since 12/17/2020. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

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

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Productinfo

Vendor

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.3

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

CVSSv2info

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

Exploitinginfo

Class: Pathname traversal
CWE: CWE-21 / CWE-22
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/17/2020 🔍
10/13/2021 +299 days 🔍
10/13/2021 +0 days 🔍
10/20/2021 +7 days 🔍

Sourcesinfo

Vendor: cybozu-global.com

Advisory: jvn.jp
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-20796 (🔍)
GCVE (CVE): GCVE-0-2021-20796
GCVE (VulDB): GCVE-100-184358

Entryinfo

Created: 10/13/2021 14:07
Updated: 10/20/2021 09:18
Changes: 10/13/2021 14:07 (38), 10/20/2021 09:18 (1)
Complete: 🔍
Cache ID: 216::103

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