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CVE-2020-12279: Improper Input Validation

April 27, 2020 (updated July 21, 2021)

An issue was discovered in libgit2 checkout.c mishandles equivalent filenames that exist because of NTFS short names. This may allow remote code execution when cloning a repository.

References

  • nvd.nist.gov/vuln/detail/CVE-2020-12279

Code Behaviors & Features

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Affected versions

All versions before 0.28.4

Fixed versions

  • 0.28.4

Solution

Upgrade to version 0.28.4 or above.

Impact 9.8 CRITICAL

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

Learn more about CVSS

Weakness

  • CWE-20: Improper Input Validation

Source file

conan/libgit2/CVE-2020-12279.yml

Spotted a mistake? Edit the file on GitLab.

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