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  5. CVE-2020-8920

CVE-2020-8920: Information leak in Gerrit

May 24, 2022 (updated January 9, 2024)

An information leak vulnerability exists in Gerrit versions prior to 2.14.22, 2.15.21, 2.16.25, 3.0.15, 3.1.10, 3.2.5 where an overoptimization with the FilteredRepository wrapper skips the verification of access on All-Users repositories, allowing an attacker to get read access to all users’ personal information associated with their accounts.

References

  • gerrit.googlesource.com/gerrit/+/45071d6977932bca5a1427c8abad24710fed2e33
  • github.com/advisories/GHSA-g5q2-cxgq-h2rw
  • issues.gerritcodereview.com/issues/40012986
  • nvd.nist.gov/vuln/detail/CVE-2020-8920
  • www.gerritcodereview.com/2.14.html
  • www.gerritcodereview.com/2.15.html
  • www.gerritcodereview.com/2.16.html
  • www.gerritcodereview.com/3.0.html
  • www.gerritcodereview.com/3.1.html
  • www.gerritcodereview.com/3.2.html

Code Behaviors & Features

Detect and mitigate CVE-2020-8920 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →

Affected versions

All versions before 2.14.22, all versions starting from 2.15.0 before 2.15.21, all versions starting from 2.16.0 before 2.16.25, all versions starting from 3.0.0 before 3.0.15, all versions starting from 3.1.0 before 3.1.10, all versions starting from 3.2.0 before 3.2.5

Fixed versions

  • 2.14.22
  • 2.15.21
  • 2.16.25
  • 3.0.15
  • 3.1.10
  • 3.2.5

Solution

Upgrade to versions 2.14.22, 2.15.21, 2.16.25, 3.0.15, 3.1.10, 3.2.5 or above.

Impact 3.5 LOW

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

Learn more about CVSS

Source file

maven/com.google.gerrit/gerrit-plugin-api/CVE-2020-8920.yml

Spotted a mistake? Edit the file on GitLab.

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