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  5. CVE-2020-21674

CVE-2020-21674: Out-of-bounds Write

October 15, 2020 (updated October 26, 2020)

Heap-based buffer overflow in archive_string_append_from_wcs() allows remote attackers to cause a denial of service (out-of-bounds write in heap memory resulting into a crash) via a crafted archive file.

References

  • nvd.nist.gov/vuln/detail/CVE-2020-21674

Code Behaviors & Features

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Affected versions

Version 3.4.1

Fixed versions

  • 3.4.3

Solution

Upgrade to version 3.4.3 or above.

Impact 6.5 MEDIUM

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

Learn more about CVSS

Weakness

  • CWE-787: Out-of-bounds Write

Source file

conan/libarchive/CVE-2020-21674.yml

Spotted a mistake? Edit the file on GitLab.

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