elFinder.NetCore Path.Combine path traversal

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in elFinder.NetCore. The affected element is the function Path.Combine. The manipulation leads to path traversal. This vulnerability is listed as CVE-2021-23428. The attack may be initiated remotely. There is no available exploit. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability was found in elFinder.NetCore (the affected version is unknown) and classified as critical. This issue affects the function Path.Combine. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The weakness was presented 09/02/2021 as SNYK-DOTNET-ELFINDERNETCORE-1313838. The advisory is shared at snyk.io. The identification of this vulnerability is CVE-2021-23428. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1006 for this issue.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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: 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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

01/08/2021 🔍
09/02/2021 +236 days 🔍
09/02/2021 +0 days 🔍
09/05/2021 +2 days 🔍

Sourcesinfo

Advisory: SNYK-DOTNET-ELFINDERNETCORE-1313838
Status: Confirmed

CVE: CVE-2021-23428 (🔍)
GCVE (CVE): GCVE-0-2021-23428
GCVE (VulDB): GCVE-100-181913

Entryinfo

Created: 09/02/2021 10:04
Updated: 09/05/2021 01:40
Changes: 09/02/2021 10:04 (37), 09/05/2021 01:33 (2), 09/05/2021 01:40 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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