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CVE-2020-8927: Buffer Overflow

September 15, 2020 (updated December 2, 2020)

A buffer overflow exists in the Brotli library where an attacker controlling the input length of a one-shot decompression request to a script can trigger a crash, which happens when copying over chunks of data larger than 2 GiB.

References

  • nvd.nist.gov/vuln/detail/CVE-2020-8927

Code Behaviors & Features

Detect and mitigate CVE-2020-8927 with GitLab Dependency Scanning

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Affected versions

All versions before 1.0.8

Fixed versions

  • 1.0.9

Solution

Upgrade to version 1.0.9 or above.

Impact 6.5 MEDIUM

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

Learn more about CVSS

Weakness

  • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Source file

conan/brotli/CVE-2020-8927.yml

Spotted a mistake? Edit the file on GitLab.

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