20|20 Storage 2.11.0 TwentyTwenty.Storage Library LocalStorageProvider.cs path traversal

CVSS Meta Temp Score
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CTI Interest Score
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8.2$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in 20|20 Storage 2.11.0. Affected is an unknown function of the file LocalStorageProvider.cs of the component TwentyTwenty.Storage Library. The manipulation leads to path traversal. This vulnerability is referenced as CVE-2019-12479. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in 20|20 Storage 2.11.0. It has been rated as critical. This issue affects some unknown processing of the file LocalStorageProvider.cs of the component TwentyTwenty.Storage Library. 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 summary by CVE is:

An issue was discovered in 20|20 Storage 2.11.0. A Path Traversal vulnerability in the TwentyTwenty.Storage library in the LocalStorageProvider allows creating and reading files outside of the specified basepath. If the application using this library does not sanitize user-supplied filenames, then this issue may be exploited to read or write arbitrary files. This affects LocalStorageProvider.cs.

The weakness was published 08/13/2019. The identification of this vulnerability is CVE-2019-12479 since 05/30/2019. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1006 for this issue.

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

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

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.2
VulDB Meta Temp Score: 8.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.1
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: 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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/30/2019 🔍
08/13/2019 +75 days 🔍
08/15/2019 +2 days 🔍
11/25/2023 +1563 days 🔍

Sourcesinfo

Advisory: security401.com
Status: Not defined

CVE: CVE-2019-12479 (🔍)
GCVE (CVE): GCVE-0-2019-12479
GCVE (VulDB): GCVE-100-139985

Entryinfo

Created: 08/15/2019 07:01
Updated: 11/25/2023 07:59
Changes: 08/15/2019 07:01 (36), 07/27/2020 16:38 (17), 11/25/2023 07:59 (3)
Complete: 🔍
Cache ID: 216::103

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

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