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CVE-2019-25102: Inefficient Regular Expression Complexity

February 12, 2023 (updated February 14, 2023)

A vulnerability, which was classified as problematic, was found in simple-markdown 0.6.0. Affected is an unknown function of the file simple-markdown.js. The manipulation with the input «««««:/:/:/:/:/:/:/:/:/:/ leads to inefficient regular expression complexity. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 0.6.1 is able to address this issue. The name of the patch is 015a719bf5cdc561feea05500ecb3274ef609cd2. It is recommended to upgrade the affected component. VDB-220638 is the identifier assigned to this vulnerability.

References

  • github.com/advisories/GHSA-j533-2g8v-pmpg
  • github.com/ariabuckles/simple-markdown/commit/015a719bf5cdc561feea05500ecb3274ef609cd2
  • github.com/ariabuckles/simple-markdown/pull/73
  • github.com/ariabuckles/simple-markdown/releases/tag/0.6.1
  • nvd.nist.gov/vuln/detail/CVE-2019-25102
  • vuldb.com/?ctiid.220638
  • vuldb.com/?id.220638

Code Behaviors & Features

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Affected versions

All versions before 0.6.1

Fixed versions

  • 0.6.1

Solution

Upgrade to version 0.6.1 or above.

Impact 7.5 HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Learn more about CVSS

Weakness

  • CWE-1333: Inefficient Regular Expression Complexity

Source file

npm/simple-markdown/CVE-2019-25102.yml

Spotted a mistake? Edit the file on GitLab.

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