FlexDotnetCMS up to 1.5.8 HTTP GET Request unrestricted upload

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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7.2$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in FlexDotnetCMS up to 1.5.8. This affects an unknown part of the component HTTP GET Request Handler. The manipulation leads to unrestricted upload. This vulnerability is listed as CVE-2020-27386. The attack may be initiated remotely. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in FlexDotnetCMS up to 1.5.8 and classified as critical. This issue affects an unknown code of the component HTTP GET Request Handler. The manipulation with an unknown input leads to a unrestricted upload vulnerability. Using CWE to declare the problem leads to CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. Impacted is confidentiality, integrity, and availability.

The weakness was presented 11/13/2020. It is possible to read the advisory at blog.vonahi.io. The identification of this vulnerability is CVE-2020-27386. The attack may be initiated remotely. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1608.002 according to MITRE ATT&CK.

Upgrading to version 1.5.9 eliminates this vulnerability. The upgrade is hosted for download at github.com.

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Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
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: Unrestricted upload
CWE: CWE-434 / 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: 🔍

Upgrade: FlexDotnetCMS 1.5.9

Timelineinfo

10/21/2020 🔍
11/13/2020 +23 days 🔍
11/13/2020 +0 days 🔍
12/07/2020 +24 days 🔍

Sourcesinfo

Advisory: blog.vonahi.io
Status: Confirmed

CVE: CVE-2020-27386 (🔍)
GCVE (CVE): GCVE-0-2020-27386
GCVE (VulDB): GCVE-100-164903

Entryinfo

Created: 11/13/2020 07:42
Updated: 12/07/2020 07:52
Changes: 11/13/2020 07:42 (38), 12/07/2020 07:49 (2), 12/07/2020 07:52 (18)
Complete: 🔍
Cache ID: 216::103

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