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Improper Input Validation Affecting ruby-irb package, versions <0:2.0.0.648-36.amzn2.0.4

Severity

 Recommended
0.0
medium
0
10

Based on Amazon Linux security rating

    Threat Intelligence

    EPSS
    0.22% (61st percentile)

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  • Snyk ID SNYK-AMZN2-RUBYIRB-5702369
  • published 13 Jun 2023
  • disclosed 31 Mar 2023
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Introduced: 31 Mar 2023

CVE-2023-28756 Open this link in a new tab
CWE-20 Open this link in a new tab

How to fix?

Upgrade Amazon-Linux:2 ruby-irb to version 0:2.0.0.648-36.amzn2.0.4 or higher.
This issue was patched in ALAS2-2023-2084.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ruby-irb package and not the ruby-irb package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 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.

References

CVSS Scores

version 3.1
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NVD

5.3 medium
  • 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
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Red Hat

5.3 medium
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SUSE

6.5 medium