MyBrowserPlus Integrity Verification Setup.inf code download

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability was found in MyBrowserPlus. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file Setup.inf of the component Integrity Verification. Such manipulation leads to code download. This vulnerability is listed as CVE-2020-7817. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in MyBrowserPlus (version now known) and classified as critical. Affected by this issue is some unknown processing of the file Setup.inf of the component Integrity Verification. The manipulation with an unknown input leads to a code download vulnerability. Using CWE to declare the problem leads to CWE-494. The product downloads source code or an executable from a remote location and executes the code without sufficiently verifying the origin and integrity of the code. Impacted is confidentiality, integrity, and availability. CVE summarizes:

MyBrowserPlus downloads the files needed to run the program through the setup file (Setup.inf). At this time, there is a vulnerability in downloading arbitrary files due to insufficient integrity verification of the files.

The weakness was presented 08/06/2020 (Website). The advisory is shared for download at activesoft.co.kr. This vulnerability is handled as CVE-2020-7817 since 01/22/2020. The attack may be launched remotely. Required for exploitation is a simple authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1495.

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

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Code download
CWE: CWE-494
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

01/22/2020 🔍
08/06/2020 +197 days 🔍
08/07/2020 +1 days 🔍
11/07/2020 +92 days 🔍

Sourcesinfo

Advisory: activesoft.co.kr
Status: Not defined

CVE: CVE-2020-7817 (🔍)
GCVE (CVE): GCVE-0-2020-7817
GCVE (VulDB): GCVE-100-159368

Entryinfo

Created: 08/07/2020 09:07
Updated: 11/07/2020 11:45
Changes: 08/07/2020 09:07 (36), 08/07/2020 09:12 (11), 11/07/2020 11:45 (1)
Complete: 🔍
Cache ID: 216::103

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