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CVE-2021-23362

Good to know:

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Date: March 23, 2021

The package hosted-git-info before 3.0.8 are vulnerable to Regular Expression Denial of Service (ReDoS) via regular expression shortcutMatch in the fromUrl function in index.js. The affected regular expression exhibits polynomial worst-case time complexity.

Language: Java

Severity Score

Related Resources (10)

https://github.com/npm/hosted-git-info/commit/8d4b3697d79bcd89cdb36d1db165e3696c783a01
https://nvd.nist.gov/vuln/detail/CVE-2021-23362
https://access.redhat.com/security/cve/CVE-2021-23362
https://github.com/npm/hosted-git-info/commit/29adfe5ef789784c861b2cdeb15051ec2ba651a7
https://github.com/npm/hosted-git-info
https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
https://github.com/npm/hosted-git-info/pull/76
https://github.com/npm/hosted-git-info/commits/v2
https://github.com/npm/hosted-git-info/commit/bede0dc38e1785e732bf0a48ba6f81a4a908eba3
https://www.mend.io/vulnerability-database/CVE-2021-23362

Severity Score

Weakness Type (CWE)

Uncontrolled Resource Consumption ('Resource Exhaustion')

CWE-400

Inefficient Regular Expression Complexity

CWE-1333

Top Fix

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Upgrade to version hosted-git-info - 2.8.9,3.0.8

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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