Inefficient Regular Expression Complexity Affecting ruby package, versions <3.1.4-r0


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.34% (72nd percentile)

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  • Snyk IDSNYK-ALPINE321-RUBY-8485868
  • published6 Dec 2024
  • disclosed31 Mar 2023

Introduced: 31 Mar 2023

CVE-2023-28756  (opens in a new tab)
CWE-1333  (opens in a new tab)

How to fix?

Upgrade Alpine:3.21 ruby to version 3.1.4-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ruby package and not the ruby package as distributed by Alpine. See How to fix? for Alpine:3.21 relevant fixed versions and status.

A ReDoS issue was discovered in the Time component through 0.2.1 in Ruby through 3.2.1. The Time parser mishandles invalid URLs that have specific characters. It causes an increase in execution time for parsing strings to Time objects. The fixed versions are 0.1.1 and 0.2.2.

CVSS Scores

version 3.1