Synology USB Copy prior 2.2.0-1086 WebAPI path traversal

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Synology USB Copy. Affected by this issue is some unknown functionality of the component WebAPI. Executing a manipulation can lead to path traversal. This vulnerability appears as CVE-2022-27621. The attack may be performed from remote. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Synology USB Copy. It has been declared as critical. This vulnerability affects an unknown part of the component WebAPI. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in webapi component in Synology USB Copy before 2.2.0-1086 allows remote authenticated users to read or write arbitrary files via unspecified vectors.

The weakness was presented 08/03/2022 as SA_22_14. The advisory is available at synology.com. This vulnerability was named CVE-2022-27621 since 03/21/2022. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

Upgrading to version 2.2.0-1086 eliminates this vulnerability.

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Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.1
VulDB Meta Temp Score: 5.0

VulDB Base Score: 4.7
VulDB Temp Score: 4.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.5
CNA Vector (Synology Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Path traversal
CWE: 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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: USB Copy 2.2.0-1086

Timelineinfo

03/21/2022 🔍
08/03/2022 +134 days 🔍
08/03/2022 +0 days 🔍
08/03/2022 +0 days 🔍

Sourcesinfo

Vendor: synology.com

Advisory: SA_22_14
Status: Confirmed

CVE: CVE-2022-27621 (🔍)
GCVE (CVE): GCVE-0-2022-27621
GCVE (VulDB): GCVE-100-205558

Entryinfo

Created: 08/03/2022 13:33
Changes: 08/03/2022 13:33 (50)
Complete: 🔍
Cache ID: 216::103

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