jsx-slack up to 4.5.0 Regular Expression resource consumption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.2$0-$5k0.00

A vulnerability classified as problematic has been found in jsx-slack up to 4.5.0 (Messaging Software). This affects an unknown code of the component Regular Expression Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. CWE is classifying the issue as CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. This is going to have an impact on availability.

The weakness was presented 12/17/2021 as GHSA-55xv-f85c-248q. It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2021-43838 since 11/16/2021. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

Upgrading to version 4.5.1 eliminates this vulnerability. Applying the patch 36e4a10405e4c7745333e245fcc5029c02c7065d 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.

See VDB-188799 for similar entry.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.3
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

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: jsx-slack 4.5.1
Patch: 36e4a10405e4c7745333e245fcc5029c02c7065d

Timelineinfo

11/16/2021 🔍
12/17/2021 +31 days 🔍
12/17/2021 +0 days 🔍
12/24/2021 +7 days 🔍

Sourcesinfo

Advisory: GHSA-55xv-f85c-248q
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-43838 (🔍)
See also: 🔍

Entryinfo

Created: 12/17/2021 10:48 PM
Updated: 12/24/2021 01:55 PM
Changes: 12/17/2021 10:48 PM (52), 12/24/2021 01:55 PM (2)
Complete: 🔍
Cache ID: 98:F51:40

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