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.
gerrit.googlesource.com/gerrit/+/45071d6977932bca5a1427c8abad24710fed2e33
issues.gerritcodereview.com/issues/40012986
nvd.nist.gov/vuln/detail/CVE-2020-8920
www.gerritcodereview.com/2.14.html#21422
www.gerritcodereview.com/2.15.html#21521
www.gerritcodereview.com/2.16.html#21625
www.gerritcodereview.com/3.0.html#3015
www.gerritcodereview.com/3.1.html#3110
www.gerritcodereview.com/3.2.html#325