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  5. CVE-2020-15271

CVE-2020-15271: Markdown-supplied Shell Command Execution

October 27, 2020 (updated September 30, 2024)

lookatme versions prior to 2.3.0 automatically loaded the built-in “terminal” and “file_loader” extensions. Users that use lookatme to render untrusted markdown may have malicious shell commands automatically run on their system.

References

  • github.com/advisories/GHSA-c84h-w6cr-5v8q
  • github.com/d0c-s4vage/lookatme
  • github.com/d0c-s4vage/lookatme/commit/72fe36b784b234548d49dae60b840c37f0eb8d84
  • github.com/d0c-s4vage/lookatme/pull/110
  • github.com/d0c-s4vage/lookatme/releases/tag/v2.3.0
  • github.com/d0c-s4vage/lookatme/security/advisories/GHSA-c84h-w6cr-5v8q
  • github.com/pypa/advisory-database/tree/main/vulns/lookatme/PYSEC-2020-61.yaml
  • nvd.nist.gov/vuln/detail/CVE-2020-15271
  • pypi.org/project/lookatme/

Code Behaviors & Features

Detect and mitigate CVE-2020-15271 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →

Affected versions

All versions before 2.3.0

Fixed versions

  • 2.3.0

Solution

Upgrade to version 2.3.0 or above.

Impact 8.8 HIGH

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

Learn more about CVSS

Weakness

  • CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Source file

pypi/lookatme/CVE-2020-15271.yml

Spotted a mistake? Edit the file on GitLab.

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