Async up to 3.2.1 mapValues access control

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Async up to 3.2.1. It has been classified as critical. This issue affects the function mapValues. The manipulation leads to access control. This vulnerability is uniquely identified as CVE-2021-43138. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Async up to 3.2.1. This issue affects the function mapValues. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 04/06/2022 as e1ecdbf79264f9ab488c7799f4c76996d5dca66d. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2021-43138 since 11/01/2021. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

Upgrading to version 3.2.2 eliminates this vulnerability. Applying the patch e1ecdbf79264f9ab488c7799f4c76996d5dca66d is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-1728). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
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: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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: Async 3.2.2
Patch: e1ecdbf79264f9ab488c7799f4c76996d5dca66d

Timelineinfo

11/01/2021 🔍
04/06/2022 +155 days 🔍
04/06/2022 +0 days 🔍
04/01/2026 +1456 days 🔍

Sourcesinfo

Advisory: e1ecdbf79264f9ab488c7799f4c76996d5dca66d
Status: Confirmed

CVE: CVE-2021-43138 (🔍)
GCVE (CVE): GCVE-0-2021-43138
GCVE (VulDB): GCVE-100-196607
EUVD: 🔍

Entryinfo

Created: 04/06/2022 21:42
Updated: 04/01/2026 05:44
Changes: 04/06/2022 21:42 (41), 04/08/2022 16:45 (1), 06/22/2024 19:45 (34), 04/01/2026 05:44 (1)
Complete: 🔍
Cache ID: 216::103

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

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