matrix-js-sdk up to 12.4.0 Verification privilege escalation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in matrix-js-sdk up to 12.4.0. This vulnerability affects unknown code of the component Verification Handler. Performing a manipulation results in an unknown weakness. This vulnerability is cataloged as CVE-2021-40823. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in matrix-js-sdk up to 12.4.0. This affects some unknown processing of the component Verification Handler. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 09/14/2021. It is possible to read the advisory at matrix.org. This vulnerability is uniquely identified as CVE-2021-40823 since 09/09/2021. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 12.4.1 eliminates this vulnerability. The upgrade is hosted for download at github.com.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
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: Privilege escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: matrix-js-sdk 12.4.1

Timelineinfo

09/09/2021 🔍
09/14/2021 +5 days 🔍
09/14/2021 +0 days 🔍
09/16/2021 +2 days 🔍

Sourcesinfo

Advisory: matrix.org
Status: Confirmed

CVE: CVE-2021-40823 (🔍)
GCVE (CVE): GCVE-0-2021-40823
GCVE (VulDB): GCVE-100-182559

Entryinfo

Created: 09/14/2021 10:33
Updated: 09/16/2021 17:11
Changes: 09/14/2021 10:33 (37), 09/16/2021 17:11 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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